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Docs: consistently use \- for options.

Browse Source 
(That's Halibut's non-breaking hyphen.)
Triggered by noticing that the changes in 54f6fefe61 happened to come
out badly in the text-only rendering, but I noticed there were many more
instances in the main docs where non-breaking hyphens would help.
This commit is contained in:
Jacob Nevins 2025-02-11 16:06:31 +00:00
parent 5814bdf529
commit 54648a161e
13 changed files with 237 additions and 237 deletions
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8
doc/config.but
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@ -2006,7 +2006,7 @@ and non-SSH proxying.
\b \q{SSH to proxy and use port forwarding} causes PuTTY to use the \b \q{SSH to proxy and use port forwarding} causes PuTTY to use the
secondary SSH connection to open a port-forwarding channel to the secondary SSH connection to open a port-forwarding channel to the
final destination host (similar to OpenSSH's \cw{-J} option). final destination host (similar to OpenSSH's \cw{\-J} option).
\b \q{SSH to proxy and execute a command} causes PuTTY to run an \b \q{SSH to proxy and execute a command} causes PuTTY to run an
arbitrary remote command on the proxy SSH server and use that arbitrary remote command on the proxy SSH server and use that
@ -2247,7 +2247,7 @@ ability to run a shell.
This feature is only available in \i{SSH protocol version 2} (since the This feature is only available in \i{SSH protocol version 2} (since the
version 1 protocol assumes you will always want to run a shell). version 1 protocol assumes you will always want to run a shell).
This feature can also be enabled using the \c{-N} command-line This feature can also be enabled using the \c{\-N} command-line
option; see \k{using-cmdline-noshell}. option; see \k{using-cmdline-noshell}.
If you use this feature in Plink, you will not be able to terminate If you use this feature in Plink, you will not be able to terminate
@ -2639,7 +2639,7 @@ key not in that list.
Another reason is if PuTTY's automated host key management is Another reason is if PuTTY's automated host key management is
completely unavailable, e.g. because PuTTY (or Plink or PSFTP, etc) is completely unavailable, e.g. because PuTTY (or Plink or PSFTP, etc) is
running in a Windows environment without access to the Registry. In running in a Windows environment without access to the Registry. In
that situation, you will probably want to use the \cw{-hostkey} that situation, you will probably want to use the \cw{\-hostkey}
command-line option to configure the expected host key(s); see command-line option to configure the expected host key(s); see
\k{using-cmdline-hostkey}. \k{using-cmdline-hostkey}.
@ -2970,7 +2970,7 @@ by default. In rare cases you might need to turn it off in order to
force authentication by some non-public-key method such as force authentication by some non-public-key method such as
passwords. passwords.
This option can also be controlled using the \c{-noagent} This option can also be controlled using the \c{\-noagent}
command-line option. See \k{using-cmdline-agentauth}. command-line option. See \k{using-cmdline-agentauth}.
See \k{pageant} for more information about Pageant in general. See \k{pageant} for more information about Pageant in general.

2
doc/errors.but
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@ -100,7 +100,7 @@ protocol.
If the server genuinely only supports SSH-1, then you need to either If the server genuinely only supports SSH-1, then you need to either
change the \q{SSH protocol version} setting (see \k{config-ssh-prot}), change the \q{SSH protocol version} setting (see \k{config-ssh-prot}),
or use the \c{-1} command-line option; in any case, you should not or use the \c{\-1} command-line option; in any case, you should not
treat the resulting connection as secure. treat the resulting connection as secure.
You might start seeing this message with new versions of PuTTY (from You might start seeing this message with new versions of PuTTY (from

10
doc/faq.but
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@ -159,7 +159,7 @@ If you're having a specific problem with host key checking - perhaps
you want an automated batch job to make use of PSCP or Plink, and the you want an automated batch job to make use of PSCP or Plink, and the
interactive host key prompt is hanging the batch process - then the interactive host key prompt is hanging the batch process - then the
right way to fix it is to add the correct host key to the Registry in right way to fix it is to add the correct host key to the Registry in
advance, or if the Registry is not available, to use the \cw{-hostkey} advance, or if the Registry is not available, to use the \cw{\-hostkey}
command-line option. That way, you retain the \e{important} feature of command-line option. That way, you retain the \e{important} feature of
host key checking: the right key will be accepted and the wrong ones host key checking: the right key will be accepted and the wrong ones
will not. Adding an option to turn host key checking off completely is will not. Adding an option to turn host key checking off completely is
@ -556,7 +556,7 @@ deprecated and may be removed at some point.)
\S{faq-startssh}{Question} How can I start an SSH session straight \S{faq-startssh}{Question} How can I start an SSH session straight
from the command line? from the command line?
Use the command line \c{putty -ssh host.name}. Alternatively, create Use the command line \c{putty \-ssh host.name}. Alternatively, create
a saved session that specifies the SSH protocol, and start the saved a saved session that specifies the SSH protocol, and start the saved
session as shown in \k{faq-startsess}. session as shown in \k{faq-startsess}.
@ -628,7 +628,7 @@ have to use backslashes and two sets of quotes:
Worse still, in a remote-to-local copy you have to specify the local Worse still, in a remote-to-local copy you have to specify the local
file name explicitly, otherwise PSCP will complain that they don't file name explicitly, otherwise PSCP will complain that they don't
match (unless you specified the \c{-unsafe} option). The following match (unless you specified the \c{\-unsafe} option). The following
command will give an error message: command will give an error message:
\c c:\>pscp user@host:"\"oo er\"" . \c c:\>pscp user@host:"\"oo er\"" .
@ -1129,7 +1129,7 @@ feature.
If you are using PuTTY on a public PC, or somebody else's PC, you If you are using PuTTY on a public PC, or somebody else's PC, you
might want to clean this information up when you leave. You can do might want to clean this information up when you leave. You can do
that automatically, by running the command \c{putty -cleanup}. See that automatically, by running the command \c{putty \-cleanup}. See
\k{using-cleanup} in the documentation for more detail. (Note that \k{using-cleanup} in the documentation for more detail. (Note that
this only removes settings for the currently logged-in user on this only removes settings for the currently logged-in user on
\i{multi-user systems}.) \i{multi-user systems}.)
@ -1137,7 +1137,7 @@ this only removes settings for the currently logged-in user on
If PuTTY was installed from the installer package, it will also If PuTTY was installed from the installer package, it will also
appear in \q{Add/Remove Programs}. Current versions of the installer appear in \q{Add/Remove Programs}. Current versions of the installer
do not offer to remove the above-mentioned items, so if you want them do not offer to remove the above-mentioned items, so if you want them
removed you should run \c{putty -cleanup} before uninstalling. removed you should run \c{putty \-cleanup} before uninstalling.
\S{faq-dsa}{Question} How come PuTTY now supports \i{DSA}, when the \S{faq-dsa}{Question} How come PuTTY now supports \i{DSA}, when the
website used to say how insecure it was? website used to say how insecure it was?

98
doc/index.but
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@ -231,37 +231,37 @@ saved sessions from
\IM{QUIT special character} \cw{QUIT}, special character \IM{QUIT special character} \cw{QUIT}, special character
\IM{QUIT special character} \cw{VQUIT}, special character \IM{QUIT special character} \cw{VQUIT}, special character
\IM{-telnet} \c{-telnet} command-line option \IM{\-telnet} \c{\-telnet} command-line option
\IM{-raw} \c{-raw} command-line option \IM{\-raw} \c{\-raw} command-line option
\IM{-rlogin} \c{-rlogin} command-line option \IM{\-rlogin} \c{\-rlogin} command-line option
\IM{-supdup} \c{-supdup} command-line option \IM{\-supdup} \c{\-supdup} command-line option
\IM{-ssh} \c{-ssh} command-line option \IM{\-ssh} \c{\-ssh} command-line option
\IM{-ssh-connection} \c{-ssh-connection} command-line option \IM{\-ssh\-connection} \c{\-ssh\-connection} command-line option
\IM{-serial} \c{-serial} command-line option \IM{\-serial} \c{\-serial} command-line option
\IM{-cleanup} \c{-cleanup} command-line option \IM{\-cleanup} \c{\-cleanup} command-line option
\IM{-load} \c{-load} command-line option \IM{\-load} \c{\-load} command-line option
\IM{-v} \c{-v} command-line option \IM{\-v} \c{\-v} command-line option
\IM{-l} \c{-l} command-line option \IM{\-l} \c{\-l} command-line option
\IM{-L-upper} \c{-L} command-line option \IM{-L-upper} \c{\-L} command-line option
\IM{-R-upper} \c{-R} command-line option \IM{-R-upper} \c{\-R} command-line option
\IM{-D-upper} \c{-D} command-line option \IM{-D-upper} \c{\-D} command-line option
\IM{-m} \c{-m} command-line option \IM{\-m} \c{\-m} command-line option
\IM{-P-upper} \c{-P} command-line option \IM{-P-upper} \c{\-P} command-line option
\IM{-pw} \c{-pw} command-line option \IM{\-pw} \c{\-pw} command-line option
\IM{-pwfile} \c{-pwfile} command-line option \IM{\-pwfile} \c{\-pwfile} command-line option
\IM{-A-upper} \c{-A} command-line option \IM{-A-upper} \c{\-A} command-line option
\IM{-a} \c{-a} command-line option \IM{\-a} \c{\-a} command-line option
\IM{-X-upper} \c{-X} command-line option \IM{-X-upper} \c{\-X} command-line option
\IM{-x} \c{-x} command-line option \IM{\-x} \c{\-x} command-line option
\IM{-T-upper} \c{-T} command-line option \IM{-T-upper} \c{\-T} command-line option
\IM{-t} \c{-t} command-line option \IM{\-t} \c{\-t} command-line option
\IM{-C-upper} \c{-C} command-line option \IM{-C-upper} \c{\-C} command-line option
\IM{-N-upper} \c{-N} command-line option \IM{-N-upper} \c{\-N} command-line option
\IM{-1} \c{-1} command-line option \IM{\-1} \c{\-1} command-line option
\IM{-2} \c{-2} command-line option \IM{\-2} \c{\-2} command-line option
\IM{-i} \c{-i} command-line option \IM{\-i} \c{\-i} command-line option
\IM{-pgpfp} \c{-pgpfp} command-line option \IM{\-pgpfp} \c{\-pgpfp} command-line option
\IM{-sercfg} \c{-sercfg} command-line option \IM{\-sercfg} \c{\-sercfg} command-line option
\IM{\-share} \c{\-share} command-line option \IM{\-share} \c{\-share} command-line option
\IM{\-noshare} \c{\-noshare} command-line option \IM{\-noshare} \c{\-noshare} command-line option
@ -769,22 +769,22 @@ saved sessions from
\IM{SFTP} SFTP \IM{SFTP} SFTP
\IM{SFTP} SSH file transfer protocol \IM{SFTP} SSH file transfer protocol
\IM{-unsafe} \c{-unsafe} PSCP command-line option \IM{\-unsafe} \c{\-unsafe} PSCP command-line option
\IM{-ls-PSCP} \c{-ls} PSCP command-line option \IM{-ls-PSCP} \c{\-ls} PSCP command-line option
\IM{-p-PSCP} \c{-p} PSCP command-line option \IM{-p-PSCP} \c{\-p} PSCP command-line option
\IM{-q-PSCP} \c{-q} PSCP command-line option \IM{-q-PSCP} \c{\-q} PSCP command-line option
\IM{-r-PSCP} \c{-r} PSCP command-line option \IM{-r-PSCP} \c{\-r} PSCP command-line option
\IM{-batch-PSCP} \c{-batch} PSCP command-line option \IM{-batch-PSCP} \c{\-batch} PSCP command-line option
\IM{-sftp} \c{-sftp} PSCP command-line option \IM{\-sftp} \c{\-sftp} PSCP command-line option
\IM{-scp} \c{-scp} PSCP command-line option \IM{\-scp} \c{\-scp} PSCP command-line option
\IM{return value} return value \IM{return value} return value
\IM{return value} exit value \IM{return value} exit value
\IM{-b-PSFTP} \c{-b} PSFTP command-line option \IM{-b-PSFTP} \c{\-b} PSFTP command-line option
\IM{-bc-PSFTP} \c{-bc} PSFTP command-line option \IM{-bc-PSFTP} \c{\-bc} PSFTP command-line option
\IM{-be-PSFTP} \c{-be} PSFTP command-line option \IM{-be-PSFTP} \c{\-be} PSFTP command-line option
\IM{-batch-PSFTP} \c{-batch} PSFTP command-line option \IM{-batch-PSFTP} \c{\-batch} PSFTP command-line option
\IM{spaces in filenames} spaces in filenames \IM{spaces in filenames} spaces in filenames
\IM{spaces in filenames} filenames containing spaces \IM{spaces in filenames} filenames containing spaces
@ -821,9 +821,9 @@ saved sessions from
\IM{PLINK_PROTOCOL} \c{PLINK_PROTOCOL} environment variable \IM{PLINK_PROTOCOL} \c{PLINK_PROTOCOL} environment variable
\IM{-batch-plink} \c{-batch} Plink command-line option \IM{-batch-plink} \c{\-batch} Plink command-line option
\IM{-s-plink} \c{-s} Plink command-line option \IM{-s-plink} \c{\-s} Plink command-line option
\IM{-shareexists-plink} \c{-shareexists} Plink command-line option \IM{-shareexists-plink} \c{\-shareexists} Plink command-line option
\IM{subsystem} subsystem, SSH \IM{subsystem} subsystem, SSH
\IM{subsystem} SSH subsystem \IM{subsystem} SSH subsystem
@ -891,9 +891,9 @@ saved sessions from
\IM{authentication agent} authentication agent \IM{authentication agent} authentication agent
\IM{authentication agent} agent, authentication \IM{authentication agent} agent, authentication
\IM{-c-pageant} \c{-c} Pageant command-line option \IM{-c-pageant} \c{\-c} Pageant command-line option
\IM{--keylist} \c{--keylist} Pageant command-line option \IM{\-\-keylist} \c{\-\-keylist} Pageant command-line option
\IM{--openssh-config} \c{--openssh-config} Pageant command-line option \IM{\-\-openssh\-config} \c{\-\-openssh\-config} Pageant command-line option
\IM{Windows OpenSSH} Windows OpenSSH \IM{Windows OpenSSH} Windows OpenSSH
\IM{Windows OpenSSH} OpenSSH, on Windows \IM{Windows OpenSSH} OpenSSH, on Windows

20
doc/pageant.but
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@ -167,7 +167,7 @@ passphrases on startup.
If Pageant is already running, this syntax loads keys into the If Pageant is already running, this syntax loads keys into the
existing Pageant. existing Pageant.
You can specify the \cq{--encrypted} option to defer decryption of You can specify the \cq{\-\-encrypted} option to defer decryption of
these keys; see \k{pageant-deferred-decryption}. these keys; see \k{pageant-deferred-decryption}.
\S{pageant-cmdline-command} Making Pageant run another program \S{pageant-cmdline-command} Making Pageant run another program
@ -178,7 +178,7 @@ line. This program (perhaps a PuTTY, or a WinCVS making use of
Plink, or whatever) will then be able to use the keys Pageant has Plink, or whatever) will then be able to use the keys Pageant has
loaded. loaded.
You do this by specifying the \I{-c-pageant}\c{-c} option followed You do this by specifying the \I{-c-pageant}\c{\-c} option followed
by the command, like this: by the command, like this:
\c C:\PuTTY\pageant.exe d:\main.ppk -c C:\PuTTY\putty.exe \c C:\PuTTY\pageant.exe d:\main.ppk -c C:\PuTTY\putty.exe
@ -197,7 +197,7 @@ configuration, then \c{ssh.exe} should automatically use Pageant as
its agent, so that you can keep your keys in one place and have both its agent, so that you can keep your keys in one place and have both
SSH clients able to use them. SSH clients able to use them.
The option is \i\c{--openssh-config}, and you follow it with a filename. The option is \i\c{\-\-openssh\-config}, and you follow it with a filename.
To refer to this file from your main OpenSSH configuration, you can To refer to this file from your main OpenSSH configuration, you can
use the \cq{Include} directive. For example, you might run Pageant use the \cq{Include} directive. For example, you might run Pageant
@ -238,7 +238,7 @@ original Windows Subsystem for Linux (now known as WSL 1). So if you
ask Pageant to listen on one of these, then your WSL 1 processes can ask Pageant to listen on one of these, then your WSL 1 processes can
talk directly to Pageant. talk directly to Pageant.
To configure this, run Pageant with the option \c{--unix}, followed To configure this, run Pageant with the option \c{\-\-unix}, followed
with a pathname. Then, in WSL 1, set the environment variable with a pathname. Then, in WSL 1, set the environment variable
\cw{SSH_AUTH_SOCK} to point at the WSL translation of that pathname. \cw{SSH_AUTH_SOCK} to point at the WSL translation of that pathname.
@ -271,18 +271,18 @@ to.
\S{pageant-cmdline-keylist} Starting with the key list visible \S{pageant-cmdline-keylist} Starting with the key list visible
Start Pageant with the \i\c{--keylist} option to show the main window Start Pageant with the \i\c{\-\-keylist} option to show the main window
as soon as it starts up. as soon as it starts up.
\S{pageant-cmdline-restrict-acl} Restricting the \i{Windows process ACL} \S{pageant-cmdline-restrict-acl} Restricting the \i{Windows process ACL}
Pageant supports the same \i\c{-restrict-acl} option as the other Pageant supports the same \i\c{\-restrict\-acl} option as the other
PuTTY utilities to lock down the Pageant process's access control; PuTTY utilities to lock down the Pageant process's access control;
see \k{using-cmdline-restrict-acl} for why you might want to do this. see \k{using-cmdline-restrict-acl} for why you might want to do this.
By default, if Pageant is started with \c{-restrict-acl}, it won't By default, if Pageant is started with \c{\-restrict\-acl}, it won't
pass this to any PuTTY sessions started from its System Tray submenu. pass this to any PuTTY sessions started from its System Tray submenu.
Use \c{-restrict-putty-acl} to change this. (Again, see Use \c{\-restrict\-putty\-acl} to change this. (Again, see
\k{using-cmdline-restrict-acl} for details.) \k{using-cmdline-restrict-acl} for details.)
\H{pageant-forward} Using \i{agent forwarding} \H{pageant-forward} Using \i{agent forwarding}
@ -298,7 +298,7 @@ agent protocol, which PuTTY does not yet support.
To enable agent forwarding, first start Pageant. Then set up a PuTTY To enable agent forwarding, first start Pageant. Then set up a PuTTY
SSH session in which \q{Allow agent forwarding} is enabled (see SSH session in which \q{Allow agent forwarding} is enabled (see
\k{config-ssh-agentfwd}). Open the session as normal. (Alternatively, \k{config-ssh-agentfwd}). Open the session as normal. (Alternatively,
you can use the \c{-A} command line option; see you can use the \c{\-A} command line option; see
\k{using-cmdline-agent} for details.) \k{using-cmdline-agent} for details.)
If this has worked, your applications on the server should now have If this has worked, your applications on the server should now have
@ -365,7 +365,7 @@ won't ask for a passphrase. Instead, the key will be listed in the
main window with \q{(encrypted)} after it. main window with \q{(encrypted)} after it.
To start Pageant up in the first place with encrypted keys loaded into To start Pageant up in the first place with encrypted keys loaded into
it, you can use the \cq{--encrypted} option on the command line. For it, you can use the \cq{\-\-encrypted} option on the command line. For
example: example:
\c C:\PuTTY\pageant.exe --encrypted d:\main.ppk \c C:\PuTTY\pageant.exe --encrypted d:\main.ppk

2
doc/pgpkeys.but
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@ -9,7 +9,7 @@ This description is provided as both a web page on the PuTTY site, and
an appendix in the PuTTY manual. an appendix in the PuTTY manual.
As of release 0.58, all of the PuTTY executables contain fingerprint As of release 0.58, all of the PuTTY executables contain fingerprint
material (usually accessed via the \i\c{-pgpfp} command-line material (usually accessed via the \i\c{\-pgpfp} command-line
option), such that if you have an executable you trust, you can use option), such that if you have an executable you trust, you can use
it to establish a trust path, for instance to a newer version it to establish a trust path, for instance to a newer version
downloaded from the Internet. downloaded from the Internet.

48
doc/plink.but
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@ -35,7 +35,7 @@ This section describes the basics of how to use Plink for
interactive logins and for automated processes. interactive logins and for automated processes.
Once you've got a console window to type into, you can type Once you've got a console window to type into, you can type
\c{plink --help} to bring up a usage message. This tells you the \c{plink \-\-help} to bring up a usage message. This tells you the
version of Plink you're using, and gives you a brief summary of how to version of Plink you're using, and gives you a brief summary of how to
use Plink: use Plink:
@ -121,8 +121,8 @@ characters appearing in your window. Interactive connections like
this are not the main point of Plink. this are not the main point of Plink.
In order to connect with a different protocol, you can give the In order to connect with a different protocol, you can give the
command line options \c{-ssh}, \c{-ssh-connection}, \c{-telnet}, command line options \c{\-ssh}, \c{\-ssh\-connection}, \c{\-telnet},
\c{-rlogin}, or \c{-raw}. To make an SSH connection, for example: \c{\-rlogin}, or \c{\-raw}. To make an SSH connection, for example:
\c C:\>plink -ssh login.example.com \c C:\>plink -ssh login.example.com
\c login as: \c login as:
@ -138,8 +138,8 @@ and use most of the other features of PuTTY:
\c Last login: Thu Dec 6 19:25:33 2001 from :0.0 \c Last login: Thu Dec 6 19:25:33 2001 from :0.0
\c fred@flunky:~$ \c fred@flunky:~$
(You can also use the \c{-load} command-line option to load a saved (You can also use the \c{\-load} command-line option to load a saved
session; see \k{using-cmdline-load}. If you use \c{-load}, the saved session; see \k{using-cmdline-load}. If you use \c{\-load}, the saved
session exists, and it specifies a hostname, you cannot also specify a session exists, and it specifies a hostname, you cannot also specify a
\c{host} or \c{user@host} argument - it will be treated as part of the \c{host} or \c{user@host} argument - it will be treated as part of the
remote command.) remote command.)
@ -151,7 +151,7 @@ talk directly to a program running on the server. To do this you
have to ensure Plink is \e{using} the SSH protocol. You can do this have to ensure Plink is \e{using} the SSH protocol. You can do this
in several ways: in several ways:
\b Use the \c{-ssh} option as described in \b Use the \c{\-ssh} option as described in
\k{plink-usage-interactive}. \k{plink-usage-interactive}.
\b Set up a PuTTY saved session that describes the server you are \b Set up a PuTTY saved session that describes the server you are
@ -181,8 +181,8 @@ use it; see \k{using-cmdline-hostkey}.
To avoid being prompted for a user name, you can: To avoid being prompted for a user name, you can:
\b Use the \c{-l} option to specify a user name on the command line. \b Use the \c{\-l} option to specify a user name on the command line.
For example, \c{plink login.example.com -l fred}. For example, \c{plink login.example.com \-l fred}.
\b Set up a PuTTY saved session that describes the server you are \b Set up a PuTTY saved session that describes the server you are
connecting to, and that also specifies the username to log in as connecting to, and that also specifies the username to log in as
@ -230,32 +230,32 @@ options.
Plink also supports some of its own options. The following sections Plink also supports some of its own options. The following sections
describe Plink's specific command-line options. describe Plink's specific command-line options.
\S2{plink-option-batch} \I{-batch-plink}\c{-batch}: disable all \S2{plink-option-batch} \I{-batch-plink}\c{\-batch}: disable all
interactive prompts interactive prompts
If you use the \c{-batch} option, Plink will never give an If you use the \c{\-batch} option, Plink will never give an
interactive prompt while establishing the connection. If the interactive prompt while establishing the connection. If the
server's host key is invalid, for example (see \k{gs-hostkey}), then server's host key is invalid, for example (see \k{gs-hostkey}), then
the connection will simply be abandoned instead of asking you what the connection will simply be abandoned instead of asking you what
to do next. to do next.
This may help Plink's behaviour when it is used in automated This may help Plink's behaviour when it is used in automated
scripts: using \c{-batch}, if something goes wrong at connection scripts: using \c{\-batch}, if something goes wrong at connection
time, the batch job will fail rather than hang. time, the batch job will fail rather than hang.
If another program is invoking Plink on your behalf, then you might If another program is invoking Plink on your behalf, then you might
need to arrange that that program passes \c{-batch} to Plink. See need to arrange that that program passes \c{\-batch} to Plink. See
\k{plink-git} for an example involving Git. \k{plink-git} for an example involving Git.
\S2{plink-option-s} \I{-s-plink}\c{-s}: remote command is SSH subsystem \S2{plink-option-s} \I{-s-plink}\c{\-s}: remote command is SSH subsystem
If you specify the \c{-s} option, Plink passes the specified command If you specify the \c{\-s} option, Plink passes the specified command
as the name of an SSH \q{\i{subsystem}} rather than an ordinary command as the name of an SSH \q{\i{subsystem}} rather than an ordinary command
line. line.
(This option is only meaningful with the SSH-2 protocol.) (This option is only meaningful with the SSH-2 protocol.)
\S2{plink-option-shareexists} \I{-shareexists-plink}\c{-shareexists}: \S2{plink-option-shareexists} \I{-shareexists-plink}\c{\-shareexists}:
test for connection-sharing upstream test for connection-sharing upstream
This option does not make a new connection; instead it allows testing This option does not make a new connection; instead it allows testing
@ -271,12 +271,12 @@ A Plink invocation of the form:
will test whether there is currently a viable \q{upstream} for the will test whether there is currently a viable \q{upstream} for the
session in question, which can be specified using any syntax you'd session in question, which can be specified using any syntax you'd
normally use with Plink to make an actual connection (a host/port normally use with Plink to make an actual connection (a host/port
number, a bare saved session name, \c{-load}, etc). It returns a number, a bare saved session name, \c{\-load}, etc). It returns a
zero exit status if a usable \q{upstream} exists, nonzero otherwise. zero exit status if a usable \q{upstream} exists, nonzero otherwise.
(This option is only meaningful with the SSH-2 protocol.) (This option is only meaningful with the SSH-2 protocol.)
\S2{plink-option-sanitise} \I{-sanitise-stderr}\I{-sanitise-stdout}\I{-no-sanitise-stderr}\I{-no-sanitise-stdout}\c{-sanitise-}\e{stream}: control output sanitisation \S2{plink-option-sanitise} \I{\-sanitise\-stderr}\I{\-sanitise\-stdout}\I{\-no\-sanitise\-stderr}\I{\-no\-sanitise\-stdout}\c{\-sanitise\-}\e{stream}: control output sanitisation
In some situations, Plink applies a sanitisation pass to the output In some situations, Plink applies a sanitisation pass to the output
received from the server, to strip out control characters such as received from the server, to strip out control characters such as
@ -301,26 +301,26 @@ But in case Plink guesses wrong about whether you want this
sanitisation, you can override it in either direction, using one of sanitisation, you can override it in either direction, using one of
these options: these options:
\dt \c{-sanitise-stderr} \dt \c{\-sanitise\-stderr}
\dd Sanitise server data written to Plink's standard error channel, \dd Sanitise server data written to Plink's standard error channel,
regardless of terminals and consoles and remote ptys. regardless of terminals and consoles and remote ptys.
\dt \c{-no-sanitise-stderr} \dt \c{\-no\-sanitise\-stderr}
\dd Do not sanitise server data written to Plink's standard error \dd Do not sanitise server data written to Plink's standard error
channel. channel.
\dt \c{-sanitise-stdout} \dt \c{\-sanitise\-stdout}
\dd Sanitise server data written to Plink's standard output channel. \dd Sanitise server data written to Plink's standard output channel.
\dt \c{-no-sanitise-stdout} \dt \c{\-no\-sanitise\-stdout}
\dd Do not sanitise server data written to Plink's standard output \dd Do not sanitise server data written to Plink's standard output
channel. channel.
\S2{plink-option-antispoof} \i{-no-antispoof}: turn off authentication spoofing protection prompt \S2{plink-option-antispoof} \i{\-no\-antispoof}: turn off authentication spoofing protection prompt
In SSH, some possible server authentication methods require user input In SSH, some possible server authentication methods require user input
(for example, password authentication, or entering a private key (for example, password authentication, or entering a private key
@ -358,7 +358,7 @@ and so Plink omits the anti-spoofing prompt.
But if you still find the protective prompt inconvenient, and you But if you still find the protective prompt inconvenient, and you
trust the server not to try a trick like this, you can turn it off trust the server not to try a trick like this, you can turn it off
using the \cq{-no-antispoof} option. using the \cq{\-no\-antispoof} option.
\H{plink-batch} Using Plink in \i{batch files} and \i{scripts} \H{plink-batch} Using Plink in \i{batch files} and \i{scripts}
@ -394,7 +394,7 @@ This environment variable accepts a whole command line, not just an
executable file name. So you can add Plink options to the end of it if executable file name. So you can add Plink options to the end of it if
you like. For example, if you're using Git in a batch-mode context, you like. For example, if you're using Git in a batch-mode context,
where your Git jobs are running unattended and nobody is available to where your Git jobs are running unattended and nobody is available to
answer interactive prompts, you might also append the \cq{-batch} answer interactive prompts, you might also append the \cq{\-batch}
option (\k{plink-option-batch}): option (\k{plink-option-batch}):
\c set GIT_SSH_COMMAND="C:\Program Files\PuTTY\plink.exe" -batch \c set GIT_SSH_COMMAND="C:\Program Files\PuTTY\plink.exe" -batch

2
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@ -19,7 +19,7 @@ computer, necessary for doing its own job. This information is stored
in the user account of the user who runs PuTTY, so it is under your in the user account of the user who runs PuTTY, so it is under your
control: you can view it, change it, or delete it. control: you can view it, change it, or delete it.
If you need to delete all of this data, you can use the \c{-cleanup} If you need to delete all of this data, you can use the \c{\-cleanup}
command-line option, as described in \k{using-cleanup}. command-line option, as described in \k{using-cleanup}.
PuTTY does not transmit your saved session data to any other site. PuTTY does not transmit your saved session data to any other site.

44
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@ -33,7 +33,7 @@ to include a \c{set} command like the one above.
\H{pscp-usage} PSCP Usage \H{pscp-usage} PSCP Usage
Once you've got a console window to type into, you can type Once you've got a console window to type into, you can type
\c{pscp -h} to bring up a usage message. This tells you the \c{pscp \-h} to bring up a usage message. This tells you the
version of PSCP you're using, and gives you a brief summary of how to version of PSCP you're using, and gives you a brief summary of how to
use PSCP: use PSCP:
@ -114,7 +114,7 @@ However, in the second case (using a wildcard for multiple remote
files) you may see a warning saying something like \q{warning: files) you may see a warning saying something like \q{warning:
remote host tried to write to a file called \cq{terminal.c} when we remote host tried to write to a file called \cq{terminal.c} when we
requested a file called \cq{*.c}. If this is a wildcard, consider requested a file called \cq{*.c}. If this is a wildcard, consider
upgrading to SSH-2 or using the \cq{-unsafe} option. Renaming of upgrading to SSH-2 or using the \cq{\-unsafe} option. Renaming of
this file has been disallowed}. this file has been disallowed}.
This is due to a \I{security risk}fundamental insecurity in the old-style This is due to a \I{security risk}fundamental insecurity in the old-style
@ -132,10 +132,10 @@ PSCP will attempt to use the newer \i{SFTP} protocol (part of SSH-2)
where possible, which does not suffer from this security flaw. If where possible, which does not suffer from this security flaw. If
you are talking to an SSH-2 server which supports SFTP, you will you are talking to an SSH-2 server which supports SFTP, you will
never see this warning. (You can force use of the SFTP protocol, never see this warning. (You can force use of the SFTP protocol,
if available, with \c{-sftp} - see \k{pscp-usage-options-backend}.) if available, with \c{\-sftp} - see \k{pscp-usage-options-backend}.)
If you really need to use a server-side wildcard with an SSH-1 If you really need to use a server-side wildcard with an SSH-1
server, you can use the \i\c{-unsafe} command line option with PSCP: server, you can use the \i\c{\-unsafe} command line option with PSCP:
\c pscp -unsafe fred@example.com:source/*.c c:\source \c pscp -unsafe fred@example.com:source/*.c c:\source
@ -203,9 +203,9 @@ options. (The ones not supported by PSCP are clearly marked.)
PSCP also supports some of its own options. The following sections PSCP also supports some of its own options. The following sections
describe PSCP's specific command-line options. describe PSCP's specific command-line options.
\S2{pscp-usage-options-ls}\I{-ls-PSCP}\c{-ls} \I{listing files}list remote files \S2{pscp-usage-options-ls}\I{-ls-PSCP}\c{\-ls} \I{listing files}list remote files
If the \c{-ls} option is given, no files are transferred; instead, If the \c{\-ls} option is given, no files are transferred; instead,
remote files are listed. Only a hostname specification and remote files are listed. Only a hostname specification and
optional remote file specification need be given. For example: optional remote file specification need be given. For example:
@ -213,18 +213,18 @@ optional remote file specification need be given. For example:
The SCP protocol does not contain within itself a means of listing The SCP protocol does not contain within itself a means of listing
files. If SCP is in use, this option therefore assumes that the files. If SCP is in use, this option therefore assumes that the
server responds appropriately to the command \c{ls\_-la}; server responds appropriately to the command \c{ls\_\-la};
this may not work with all servers. this may not work with all servers.
If SFTP is in use, this option should work with all servers. If SFTP is in use, this option should work with all servers.
\S2{pscp-usage-options-p}\I{-p-PSCP}\c{-p} \i{preserve file attributes} \S2{pscp-usage-options-p}\I{-p-PSCP}\c{\-p} \i{preserve file attributes}
By default, files copied with PSCP are \i{timestamp}ed with the date and By default, files copied with PSCP are \i{timestamp}ed with the date and
time they were copied. The \c{-p} option preserves the original time they were copied. The \c{\-p} option preserves the original
timestamp on copied files. timestamp on copied files.
\S2{pscp-usage-options-q}\I{-q-PSCP}\c{-q} quiet, don't show \i{statistics} \S2{pscp-usage-options-q}\I{-q-PSCP}\c{\-q} quiet, don't show \i{statistics}
By default, PSCP displays a meter displaying the progress of the By default, PSCP displays a meter displaying the progress of the
current transfer: current transfer:
@ -235,30 +235,30 @@ The fields in this display are (from left to right), filename, size
(in kilobytes) of file transferred so far, estimate of how fast the (in kilobytes) of file transferred so far, estimate of how fast the
file is being transferred (in kilobytes per second), estimated time file is being transferred (in kilobytes per second), estimated time
that the transfer will be complete, and percentage of the file so far that the transfer will be complete, and percentage of the file so far
transferred. The \c{-q} option to PSCP suppresses the printing of transferred. The \c{\-q} option to PSCP suppresses the printing of
these statistics. these statistics.
\S2{pscp-usage-options-r}\I{-r-PSCP}\c{-r} copies directories \i{recursive}ly \S2{pscp-usage-options-r}\I{-r-PSCP}\c{\-r} copies directories \i{recursive}ly
By default, PSCP will only copy files. Any directories you specify to By default, PSCP will only copy files. Any directories you specify to
copy will be skipped, as will their contents. The \c{-r} option tells copy will be skipped, as will their contents. The \c{\-r} option tells
PSCP to descend into any directories you specify, and to copy them and PSCP to descend into any directories you specify, and to copy them and
their contents. This allows you to use PSCP to transfer whole their contents. This allows you to use PSCP to transfer whole
directory structures between machines. directory structures between machines.
\S2{pscp-usage-options-batch}\I{-batch-PSCP}\c{-batch} avoid interactive prompts \S2{pscp-usage-options-batch}\I{-batch-PSCP}\c{\-batch} avoid interactive prompts
If you use the \c{-batch} option, PSCP will never give an If you use the \c{\-batch} option, PSCP will never give an
interactive prompt while establishing the connection. If the interactive prompt while establishing the connection. If the
server's host key is invalid, for example (see \k{gs-hostkey}), then server's host key is invalid, for example (see \k{gs-hostkey}), then
the connection will simply be abandoned instead of asking you what the connection will simply be abandoned instead of asking you what
to do next. to do next.
This may help PSCP's behaviour when it is used in automated This may help PSCP's behaviour when it is used in automated
scripts: using \c{-batch}, if something goes wrong at connection scripts: using \c{\-batch}, if something goes wrong at connection
time, the batch job will fail rather than hang. time, the batch job will fail rather than hang.
\S2{pscp-usage-options-backend}\i\c{-sftp}, \i\c{-scp} force use of \S2{pscp-usage-options-backend}\i\c{\-sftp}, \i\c{\-scp} force use of
particular file transfer protocol particular file transfer protocol
As mentioned in \k{pscp-usage-basics}, there are two different file As mentioned in \k{pscp-usage-basics}, there are two different file
@ -283,15 +283,15 @@ automation, and avoids security issues with wildcard matching.
Normally PSCP will attempt to use the SFTP protocol, and only fall Normally PSCP will attempt to use the SFTP protocol, and only fall
back to the SCP protocol if SFTP is not available on the server. back to the SCP protocol if SFTP is not available on the server.
The \c{-scp} option forces PSCP to use the SCP protocol or quit. The \c{\-scp} option forces PSCP to use the SCP protocol or quit.
The \c{-sftp} option forces PSCP to use the SFTP protocol or quit. The \c{\-sftp} option forces PSCP to use the SFTP protocol or quit.
When this option is specified, PSCP looks harder for an SFTP server, When this option is specified, PSCP looks harder for an SFTP server,
which may allow use of SFTP with SSH-1 depending on server setup. which may allow use of SFTP with SSH-1 depending on server setup.
\S2{pscp-option-sanitise} \I{-sanitise-stderr}\I{-no-sanitise-stderr}\c{-no-sanitise-stderr}: control error message sanitisation \S2{pscp-option-sanitise} \I{\-sanitise\-stderr}\I{\-no\-sanitise\-stderr}\c{\-no\-sanitise\-stderr}: control error message sanitisation
The \c{-no-sanitise-stderr} option will cause PSCP to pass through the The \c{\-no\-sanitise\-stderr} option will cause PSCP to pass through the
server's standard-error stream literally, without stripping control server's standard-error stream literally, without stripping control
characters from it first. This might be useful if the server were characters from it first. This might be useful if the server were
sending coloured error messages, but it also gives the server the sending coloured error messages, but it also gives the server the
@ -325,7 +325,7 @@ hostname: type \c{pscp sessionname:file localfile}, where
\c{sessionname} is replaced by the name of your saved session. \c{sessionname} is replaced by the name of your saved session.
Secondly, you can supply the name of a private key file on the command Secondly, you can supply the name of a private key file on the command
line, with the \c{-i} option. See \k{using-cmdline-identity} for more line, with the \c{\-i} option. See \k{using-cmdline-identity} for more
information. information.
Thirdly, PSCP will attempt to authenticate using Pageant if Pageant Thirdly, PSCP will attempt to authenticate using Pageant if Pageant

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@ -55,14 +55,14 @@ options. (The ones not supported by PSFTP are clearly marked.)
PSFTP also supports some of its own options. The following sections PSFTP also supports some of its own options. The following sections
describe PSFTP's specific command-line options. describe PSFTP's specific command-line options.
\S{psftp-option-b} \I{-b-PSFTP}\c{-b}: specify a file containing batch commands \S{psftp-option-b} \I{-b-PSFTP}\c{\-b}: specify a file containing batch commands
In normal operation, PSFTP is an interactive program which displays In normal operation, PSFTP is an interactive program which displays
a command line and accepts commands from the keyboard. a command line and accepts commands from the keyboard.
If you need to do automated tasks with PSFTP, you would probably If you need to do automated tasks with PSFTP, you would probably
prefer to \I{batch scripts in PSFTP}specify a set of commands in prefer to \I{batch scripts in PSFTP}specify a set of commands in
advance and have them executed automatically. The \c{-b} option advance and have them executed automatically. The \c{\-b} option
allows you to do this. You use it with a file name containing batch allows you to do this. You use it with a file name containing batch
commands. For example, you might create a file called \c{myscript.scr} commands. For example, you might create a file called \c{myscript.scr}
containing lines like this: containing lines like this:
@ -79,14 +79,14 @@ and then you could run the script by typing
When you run a batch script in this way, PSFTP will abort the script When you run a batch script in this way, PSFTP will abort the script
if any command fails to complete successfully. To change this if any command fails to complete successfully. To change this
behaviour, you can add the \c{-be} option (\k{psftp-option-be}). behaviour, you can add the \c{\-be} option (\k{psftp-option-be}).
PSFTP will terminate after it finishes executing the batch script. PSFTP will terminate after it finishes executing the batch script.
\S{psftp-option-bc} \I{-bc-PSFTP}\c{-bc}: display batch commands as they are run \S{psftp-option-bc} \I{-bc-PSFTP}\c{\-bc}: display batch commands as they are run
The \c{-bc} option alters what PSFTP displays while processing a The \c{\-bc} option alters what PSFTP displays while processing a
batch script specified with \c{-b}. With the \c{-bc} option, PSFTP batch script specified with \c{\-b}. With the \c{\-bc} option, PSFTP
will display prompts and commands just as if the commands had been will display prompts and commands just as if the commands had been
typed at the keyboard. So instead of seeing this: typed at the keyboard. So instead of seeing this:
@ -114,7 +114,7 @@ you might see this:
\c drwxrwsr-x 2 fred fred 1024 Mar 13 2000 trn \c drwxrwsr-x 2 fred fred 1024 Mar 13 2000 trn
\c psftp> quit \c psftp> quit
\S{psftp-option-be} \I{-be-PSFTP}\c{-be}: continue batch processing on errors \S{psftp-option-be} \I{-be-PSFTP}\c{\-be}: continue batch processing on errors
When running a batch file, this additional option causes PSFTP to When running a batch file, this additional option causes PSFTP to
continue processing even if a command fails to complete successfully. continue processing even if a command fails to complete successfully.
@ -122,22 +122,22 @@ continue processing even if a command fails to complete successfully.
You might want this to happen if you wanted to delete a file and You might want this to happen if you wanted to delete a file and
didn't care if it was already not present, for example. didn't care if it was already not present, for example.
\S{psftp-usage-options-batch} \I{-batch-PSFTP}\c{-batch}: avoid \S{psftp-usage-options-batch} \I{-batch-PSFTP}\c{\-batch}: avoid
interactive prompts interactive prompts
If you use the \c{-batch} option, PSFTP will never give an If you use the \c{\-batch} option, PSFTP will never give an
interactive prompt while establishing the connection. If the interactive prompt while establishing the connection. If the
server's host key is invalid, for example (see \k{gs-hostkey}), then server's host key is invalid, for example (see \k{gs-hostkey}), then
the connection will simply be abandoned instead of asking you what the connection will simply be abandoned instead of asking you what
to do next. to do next.
This may help PSFTP's behaviour when it is used in automated This may help PSFTP's behaviour when it is used in automated
scripts: using \c{-batch}, if something goes wrong at connection scripts: using \c{\-batch}, if something goes wrong at connection
time, the batch job will fail rather than hang. time, the batch job will fail rather than hang.
\S2{psftp-option-sanitise} \I{-sanitise-stderr}\I{-no-sanitise-stderr}\c{-no-sanitise-stderr}: control error message sanitisation \S2{psftp-option-sanitise} \I{\-sanitise\-stderr}\I{\-no\-sanitise\-stderr}\c{\-no\-sanitise\-stderr}: control error message sanitisation
The \c{-no-sanitise-stderr} option will cause PSFTP to pass through the The \c{\-no\-sanitise\-stderr} option will cause PSFTP to pass through the
server's standard-error stream literally, without stripping control server's standard-error stream literally, without stripping control
characters from it first. This might be useful if the server were characters from it first. This might be useful if the server were
sending coloured error messages, but it also gives the server the sending coloured error messages, but it also gives the server the
@ -317,16 +317,16 @@ specify the local file name after the remote one:
This will fetch the file on the server called \c{myfile.dat}, but This will fetch the file on the server called \c{myfile.dat}, but
will save it to your local machine under the name \c{newname.dat}. will save it to your local machine under the name \c{newname.dat}.
To fetch an entire directory \i{recursive}ly, you can use the \c{-r} To fetch an entire directory \i{recursive}ly, you can use the \c{\-r}
option: option:
\c get -r mydir \c get -r mydir
\c get -r mydir newname \c get -r mydir newname
(If you want to fetch a file whose name starts with a hyphen, you (If you want to fetch a file whose name starts with a hyphen, you
may have to use the \c{--} special argument, which stops \c{get} may have to use the \c{\-\-} special argument, which stops \c{get}
from interpreting anything as a switch after it. For example, from interpreting anything as a switch after it. For example,
\cq{get -- -silly-name-}.) \cq{get \-\- \-silly\-name\-}.)
\S{psftp-cmd-put} The \c{put} command: send a file to the server \S{psftp-cmd-put} The \c{put} command: send a file to the server
@ -345,16 +345,16 @@ specify the remote file name after the local one:
This will send the local file called \c{myfile.dat}, but will store This will send the local file called \c{myfile.dat}, but will store
it on the server under the name \c{newname.dat}. it on the server under the name \c{newname.dat}.
To send an entire directory \i{recursive}ly, you can use the \c{-r} To send an entire directory \i{recursive}ly, you can use the \c{\-r}
option: option:
\c put -r mydir \c put -r mydir
\c put -r mydir newname \c put -r mydir newname
(If you want to send a file whose name starts with a hyphen, you may (If you want to send a file whose name starts with a hyphen, you may
have to use the \c{--} special argument, which stops \c{put} from have to use the \c{\-\-} special argument, which stops \c{put} from
interpreting anything as a switch after it. For example, \cq{put -- interpreting anything as a switch after it. For example, \cq{put \-\-
-silly-name-}.) \-silly\-name\-}.)
\S{psftp-cmd-mgetput} The \c{mget} and \c{mput} commands: fetch or \S{psftp-cmd-mgetput} The \c{mget} and \c{mput} commands: fetch or
send multiple files send multiple files
@ -374,7 +374,7 @@ that, and a second argument will be treated as an alternative name
under which to store the retrieved file), or a \i{wildcard} expression under which to store the retrieved file), or a \i{wildcard} expression
matching more than one file. matching more than one file.
The \c{-r} and \c{--} options from \c{get} are also available with The \c{\-r} and \c{\-\-} options from \c{get} are also available with
\c{mget}. \c{mget}.
\c{mput} is similar to \c{put}, with the same differences. \c{mput} is similar to \c{put}, with the same differences.
@ -399,7 +399,7 @@ syntax of \c{get} and \c{put}:
These commands are intended mainly for resuming interrupted transfers. These commands are intended mainly for resuming interrupted transfers.
They assume that the remote file or directory structure has not They assume that the remote file or directory structure has not
changed in any way; if there have been changes, you may end up with changed in any way; if there have been changes, you may end up with
corrupted files. In particular, the \c{-r} option will not pick up corrupted files. In particular, the \c{\-r} option will not pick up
changes to files or directories already transferred in full. changes to files or directories already transferred in full.
\S{psftp-cmd-dir} The \c{dir} command: \I{listing files}list remote files \S{psftp-cmd-dir} The \c{dir} command: \I{listing files}list remote files
@ -447,7 +447,7 @@ owning user), \c{g} (members of the owning group), or \c{o}
(everybody else - \q{others}), or some combination of those. It can (everybody else - \q{others}), or some combination of those. It can
also be \c{a} (\q{all}) to affect everybody at once. also be \c{a} (\q{all}) to affect everybody at once.
\b A \c{+} or \c{-} sign, indicating whether permissions are to be \b A \c{+} or \c{\-} sign, indicating whether permissions are to be
added or removed. added or removed.
\b The actual permissions being added or removed. These can be \b The actual permissions being added or removed. These can be
@ -459,7 +459,7 @@ directory).
So the above examples would do: So the above examples would do:
\b The first example: \c{go-rwx} removes read, write and execute \b The first example: \c{go\-rwx} removes read, write and execute
permissions for members of the owning group and everybody else (so permissions for members of the owning group and everybody else (so
the only permissions left are the ones for the file owner). \c{u+w} the only permissions left are the ones for the file owner). \c{u+w}
adds write permission for the file owner. adds write permission for the file owner.
@ -470,17 +470,17 @@ all files and directories starting with \q{public}.
In addition to all this, there are a few extra special cases for In addition to all this, there are a few extra special cases for
\i{Unix} systems. On non-Unix systems these are unlikely to be useful: \i{Unix} systems. On non-Unix systems these are unlikely to be useful:
\b You can specify \c{u+s} and \c{u-s} to add or remove the Unix \b You can specify \c{u+s} and \c{u\-s} to add or remove the Unix
\i{set-user-ID bit}. This is typically only useful for special purposes; \i{set-user-ID bit}. This is typically only useful for special purposes;
refer to your Unix documentation if you're not sure about it. refer to your Unix documentation if you're not sure about it.
\b You can specify \c{g+s} and \c{g-s} to add or remove the Unix \b You can specify \c{g+s} and \c{g\-s} to add or remove the Unix
\i{set-group-ID bit}. On a file, this works similarly to the set-user-ID \i{set-group-ID bit}. On a file, this works similarly to the set-user-ID
bit (see your Unix documentation again); on a directory it ensures bit (see your Unix documentation again); on a directory it ensures
that files created in the directory are accessible by members of the that files created in the directory are accessible by members of the
group that owns the directory. group that owns the directory.
\b You can specify \c{+t} and \c{-t} to add or remove the Unix \b You can specify \c{+t} and \c{\-t} to add or remove the Unix
\q{\i{sticky bit}}. When applied to a directory, this means that the \q{\i{sticky bit}}. When applied to a directory, this means that the
owner of a file in that directory can delete the file (whereas owner of a file in that directory can delete the file (whereas
normally only the owner of the \e{directory} would be allowed to). normally only the owner of the \e{directory} would be allowed to).
@ -585,7 +585,7 @@ hostname: type \c{psftp sessionname}, where \c{sessionname} is
replaced by the name of your saved session. replaced by the name of your saved session.
Secondly, you can supply the name of a private key file on the command Secondly, you can supply the name of a private key file on the command
line, with the \c{-i} option. See \k{using-cmdline-identity} for more line, with the \c{\-i} option. See \k{using-cmdline-identity} for more
information. information.
Thirdly, PSFTP will attempt to authenticate using Pageant if Pageant Thirdly, PSFTP will attempt to authenticate using Pageant if Pageant

2
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@ -655,7 +655,7 @@ three ways:
\b Select the private key in PuTTY's configuration. See \b Select the private key in PuTTY's configuration. See
\k{config-ssh-privkey} for details. \k{config-ssh-privkey} for details.
\b Specify the key file on the command line with the \c{-i} option. \b Specify the key file on the command line with the \c{\-i} option.
See \k{using-cmdline-identity} for details. See \k{using-cmdline-identity} for details.
\b Load the private key into Pageant (see \k{pageant}). In this case \b Load the private key into Pageant (see \k{pageant}). In this case

2
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@ -51,7 +51,7 @@ The exceptions to that rule are due to the need for Visual Studio
compatibility: compatibility:
\b Don't use variable-length arrays. Visual Studio doesn't support \b Don't use variable-length arrays. Visual Studio doesn't support
them even now that it's adopted the rest of C99. We use \cw{-Wvla} them even now that it's adopted the rest of C99. We use \cw{\-Wvla}
when building with gcc and clang, to make it easier to avoid when building with gcc and clang, to make it easier to avoid
accidentally breaking that rule. accidentally breaking that rule.

182
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@ -646,7 +646,7 @@ window}, or a \i{Windows shortcut}).
\S{using-cmdline-session} Starting a session from the command line \S{using-cmdline-session} Starting a session from the command line
\I\c{-ssh}\I\c{-ssh-connection}\I\c{-telnet}\I\c{-rlogin}\I\c{-supdup}\I\c{-raw}\I\c{-serial}These \I\c{\-ssh}\I\c{\-ssh\-connection}\I\c{\-telnet}\I\c{\-rlogin}\I\c{\-supdup}\I\c{\-raw}\I\c{\-serial}These
options allow you to bypass the configuration window and launch options allow you to bypass the configuration window and launch
straight into a session. straight into a session.
@ -670,20 +670,20 @@ To start a connection to a serial port, e.g. COM1:
\c putty.exe -serial com1 \c putty.exe -serial com1
In order to start an existing saved session called \c{sessionname}, In order to start an existing saved session called \c{sessionname},
use the \c{-load} option (described in \k{using-cmdline-load}). use the \c{\-load} option (described in \k{using-cmdline-load}).
\c putty.exe -load "session name" \c putty.exe -load "session name"
\S{using-cleanup} \i\c{-cleanup} \S{using-cleanup} \i\c{\-cleanup}
If invoked with the \c{-cleanup} option, rather than running as If invoked with the \c{\-cleanup} option, rather than running as
normal, PuTTY will remove its \I{removing registry entries}registry normal, PuTTY will remove its \I{removing registry entries}registry
entries and \i{random seed file} from the local machine (after entries and \i{random seed file} from the local machine (after
confirming with the user). It will also attempt to remove information confirming with the user). It will also attempt to remove information
about recently launched sessions stored in the \q{jump list} on about recently launched sessions stored in the \q{jump list} on
Windows 7 and up. Windows 7 and up.
Note that on \i{multi-user systems}, \c{-cleanup} only removes Note that on \i{multi-user systems}, \c{\-cleanup} only removes
registry entries and files associated with the currently logged-in registry entries and files associated with the currently logged-in
user. user.
@ -695,9 +695,9 @@ section lists the available options in all tools. Options which are
specific to a particular tool are covered in the chapter about that specific to a particular tool are covered in the chapter about that
tool. tool.
\S2{using-cmdline-load} \i\c{-load}: load a saved session \S2{using-cmdline-load} \i\c{\-load}: load a saved session
\I{saved sessions, loading from command line}The \c{-load} option \I{saved sessions, loading from command line}The \c{\-load} option
causes PuTTY to load configuration details out of a saved session. causes PuTTY to load configuration details out of a saved session.
If these details include a host name, then this option is all you If these details include a host name, then this option is all you
need to make PuTTY start a session. need to make PuTTY start a session.
@ -712,33 +712,33 @@ call something like
(Note that PuTTY itself supports an alternative form of this option, (Note that PuTTY itself supports an alternative form of this option,
for backwards compatibility. If you execute \i\c{putty @sessionname} for backwards compatibility. If you execute \i\c{putty @sessionname}
it will have the same effect as \c{putty -load "sessionname"}. With it will have the same effect as \c{putty \-load "sessionname"}. With
the \c{@} form, no double quotes are required, and the \c{@} sign the \c{@} form, no double quotes are required, and the \c{@} sign
must be the very first thing on the command line. This form of the must be the very first thing on the command line. This form of the
option is deprecated.) option is deprecated.)
\S2{using-cmdline-protocol} Selecting a protocol: \c{-ssh}, \S2{using-cmdline-protocol} Selecting a protocol: \c{\-ssh},
\c{-ssh-connection}, \c{-telnet}, \c{-rlogin}, \c{-supdup}, \c{\-ssh\-connection}, \c{\-telnet}, \c{\-rlogin}, \c{\-supdup},
\c{-raw}, \c{-serial} \c{\-raw}, \c{\-serial}
To choose which protocol you want to connect with, you can use one To choose which protocol you want to connect with, you can use one
of these options: of these options:
\b \i\c{-ssh} selects the SSH protocol. \b \i\c{\-ssh} selects the SSH protocol.
\b \i\c{-ssh-connection} selects the bare ssh-connection protocol. \b \i\c{\-ssh\-connection} selects the bare ssh-connection protocol.
(This is only useful in specialised circumstances; see \k{config-psusan} (This is only useful in specialised circumstances; see \k{config-psusan}
for more information.) for more information.)
\b \i\c{-telnet} selects the Telnet protocol. \b \i\c{\-telnet} selects the Telnet protocol.
\b \i\c{-rlogin} selects the Rlogin protocol. \b \i\c{\-rlogin} selects the Rlogin protocol.
\b \i\c{-supdup} selects the SUPDUP protocol. \b \i\c{\-supdup} selects the SUPDUP protocol.
\b \i\c{-raw} selects the raw protocol. \b \i\c{\-raw} selects the raw protocol.
\b \i\c{-serial} selects a serial connection. \b \i\c{\-serial} selects a serial connection.
Most of these options are not available in the file transfer tools Most of these options are not available in the file transfer tools
PSCP and PSFTP (which only work with the SSH protocol and the bare PSCP and PSFTP (which only work with the SSH protocol and the bare
@ -748,26 +748,26 @@ These options are equivalent to the \i{protocol selection} buttons
in the Session panel of the PuTTY configuration box (see in the Session panel of the PuTTY configuration box (see
\k{config-hostname}). \k{config-hostname}).
\S2{using-cmdline-v} \i\c{-v}: increase verbosity \S2{using-cmdline-v} \i\c{\-v}: increase verbosity
\I{verbose mode}Most of the PuTTY tools can be made to tell you more \I{verbose mode}Most of the PuTTY tools can be made to tell you more
about what they are doing by supplying the \c{-v} option. If you are about what they are doing by supplying the \c{\-v} option. If you are
having trouble when making a connection, or you're simply curious, having trouble when making a connection, or you're simply curious,
you can turn this switch on and hope to find out more about what is you can turn this switch on and hope to find out more about what is
happening. happening.
\S2{using-cmdline-l} \i\c{-l}: specify a \i{login name} \S2{using-cmdline-l} \i\c{\-l}: specify a \i{login name}
You can specify the user name to log in as on the remote server You can specify the user name to log in as on the remote server
using the \c{-l} option. For example, \c{plink login.example.com -l using the \c{\-l} option. For example, \c{plink login.example.com \-l
fred}. fred}.
These options are equivalent to the username selection box in the These options are equivalent to the username selection box in the
Connection panel of the PuTTY configuration box (see Connection panel of the PuTTY configuration box (see
\k{config-username}). \k{config-username}).
\S2{using-cmdline-portfwd} \I{-L-upper}\c{-L}, \I{-R-upper}\c{-R} \S2{using-cmdline-portfwd} \I{-L-upper}\c{\-L}, \I{-R-upper}\c{\-R}
and \I{-D-upper}\c{-D}: set up \i{port forwardings} and \I{-D-upper}\c{\-D}: set up \i{port forwardings}
As well as setting up port forwardings in the PuTTY configuration As well as setting up port forwardings in the PuTTY configuration
(see \k{config-ssh-portfwd}), you can also set up forwardings on the (see \k{config-ssh-portfwd}), you can also set up forwardings on the
@ -782,7 +782,7 @@ can write something like one of these:
\c plink mysession -L 5110:popserver.example.com:110 \c plink mysession -L 5110:popserver.example.com:110
To forward a \I{remote port forwarding}remote port to a local To forward a \I{remote port forwarding}remote port to a local
destination, just use the \c{-R} option instead of \c{-L}: destination, just use the \c{\-R} option instead of \c{\-L}:
\c putty -R 5023:mytelnetserver.myhouse.org:23 -load mysession \c putty -R 5023:mytelnetserver.myhouse.org:23 -load mysession
\c plink mysession -R 5023:mytelnetserver.myhouse.org:23 \c plink mysession -R 5023:mytelnetserver.myhouse.org:23
@ -793,7 +793,7 @@ tunnel, prepend it to the argument:
\c plink -L 127.0.0.5:23:localhost:23 myhost \c plink -L 127.0.0.5:23:localhost:23 myhost
To set up \I{dynamic port forwarding}SOCKS-based dynamic port To set up \I{dynamic port forwarding}SOCKS-based dynamic port
forwarding on a local port, use the \c{-D} option. For this one you forwarding on a local port, use the \c{\-D} option. For this one you
only have to pass the port number: only have to pass the port number:
\c putty -D 4096 -load mysession \c putty -D 4096 -load mysession
@ -804,12 +804,12 @@ For general information on port forwarding, see
These options are not available in the file transfer tools PSCP and These options are not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-m} \i\c{-m}: \I{reading commands from a file}read \S2{using-cmdline-m} \i\c{\-m}: \I{reading commands from a file}read
a remote command or script from a file a remote command or script from a file
The \i\c{-m} option performs a similar function to the \q{\ii{Remote The \i\c{\-m} option performs a similar function to the \q{\ii{Remote
command}} box in the SSH panel of the PuTTY configuration box (see command}} box in the SSH panel of the PuTTY configuration box (see
\k{config-command}). However, the \c{-m} option expects to be given \k{config-command}). However, the \c{\-m} option expects to be given
a local file name, and it will read a command from that file. a local file name, and it will read a command from that file.
With some servers (particularly Unix systems), you can even put With some servers (particularly Unix systems), you can even put
@ -822,9 +822,9 @@ routers.
This option is not available in the file transfer tools PSCP and This option is not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-p} \I{-P-upper}\c{-P}: specify a \i{port number} \S2{using-cmdline-p} \I{-P-upper}\c{\-P}: specify a \i{port number}
The \c{-P} option is used to specify the port number to connect to. If The \c{\-P} option is used to specify the port number to connect to. If
you have a Telnet server running on port 9696 of a machine instead of you have a Telnet server running on port 9696 of a machine instead of
port 23, for example: port 23, for example:
@ -838,29 +838,29 @@ any case.)
This option is equivalent to the port number control in the Session This option is equivalent to the port number control in the Session
panel of the PuTTY configuration box (see \k{config-hostname}). panel of the PuTTY configuration box (see \k{config-hostname}).
\S2{using-cmdline-pw} \i\c{-pwfile} and \i\c{-pw}: specify a \i{password} \S2{using-cmdline-pw} \i\c{\-pwfile} and \i\c{\-pw}: specify a \i{password}
A simple way to automate a remote login is to supply your password A simple way to automate a remote login is to supply your password
on the command line. on the command line.
The \c{-pwfile} option takes a file name as an argument. The first The \c{\-pwfile} option takes a file name as an argument. The first
line of text in that file will be used as your password. line of text in that file will be used as your password.
The \c{-pw} option takes the password itself as an argument. This is The \c{\-pw} option takes the password itself as an argument. This is
\s{NOT SECURE} if anybody else uses the same computer, because the \s{NOT SECURE} if anybody else uses the same computer, because the
whole command line (including the password) is likely to show up if whole command line (including the password) is likely to show up if
another user lists the running processes. \c{-pw} is retained for another user lists the running processes. \c{\-pw} is retained for
backwards compatibility only; you should use \c{-pwfile} instead. backwards compatibility only; you should use \c{\-pwfile} instead.
Note that these options only work when you are using the SSH protocol. Note that these options only work when you are using the SSH protocol.
Due to fundamental limitations of Telnet, Rlogin, and SUPDUP, these Due to fundamental limitations of Telnet, Rlogin, and SUPDUP, these
protocols do not support automated password authentication. protocols do not support automated password authentication.
\S2{using-cmdline-agentauth} \i\c{-agent} and \i\c{-noagent}: \S2{using-cmdline-agentauth} \i\c{\-agent} and \i\c{\-noagent}:
control use of Pageant for authentication control use of Pageant for authentication
The \c{-agent} option turns on SSH authentication using Pageant, and The \c{\-agent} option turns on SSH authentication using Pageant, and
\c{-noagent} turns it off. These options are only meaningful if you \c{\-noagent} turns it off. These options are only meaningful if you
are using SSH. are using SSH.
See \k{pageant} for general information on \i{Pageant}. See \k{pageant} for general information on \i{Pageant}.
@ -869,10 +869,10 @@ These options are equivalent to the agent authentication checkbox in
the Auth panel of the PuTTY configuration box (see the Auth panel of the PuTTY configuration box (see
\k{config-ssh-tryagent}). \k{config-ssh-tryagent}).
\S2{using-cmdline-agent} \I{-A-upper}\c{-A} and \i\c{-a}: control \i{agent \S2{using-cmdline-agent} \I{-A-upper}\c{\-A} and \i\c{\-a}: control \i{agent
forwarding} forwarding}
The \c{-A} option turns on SSH agent forwarding, and \c{-a} turns it The \c{\-A} option turns on SSH agent forwarding, and \c{\-a} turns it
off. These options are only meaningful if you are using SSH. off. These options are only meaningful if you are using SSH.
See \k{pageant} for general information on \i{Pageant}, and See \k{pageant} for general information on \i{Pageant}, and
@ -886,10 +886,10 @@ Auth panel of the PuTTY configuration box (see \k{config-ssh-agentfwd}).
These options are not available in the file transfer tools PSCP and These options are not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-x11} \I{-X-upper}\c{-X} and \i\c{-x}: control \i{X11 \S2{using-cmdline-x11} \I{-X-upper}\c{\-X} and \i\c{\-x}: control \i{X11
forwarding} forwarding}
The \c{-X} option turns on X11 forwarding in SSH, and \c{-x} turns The \c{\-X} option turns on X11 forwarding in SSH, and \c{\-x} turns
it off. These options are only meaningful if you are using SSH. it off. These options are only meaningful if you are using SSH.
For information on X11 forwarding, see \k{using-x-forwarding}. For information on X11 forwarding, see \k{using-x-forwarding}.
@ -900,11 +900,11 @@ X11 panel of the PuTTY configuration box (see \k{config-ssh-x11}).
These options are not available in the file transfer tools PSCP and These options are not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-pty} \i\c{-t} and \I{-T-upper}\c{-T}: control \S2{using-cmdline-pty} \i\c{\-t} and \I{-T-upper}\c{\-T}: control
\i{pseudo-terminal allocation} \i{pseudo-terminal allocation}
The \c{-t} option ensures PuTTY attempts to allocate a The \c{\-t} option ensures PuTTY attempts to allocate a
pseudo-terminal at the server, and \c{-T} stops it from allocating pseudo-terminal at the server, and \c{\-T} stops it from allocating
one. These options are only meaningful if you are using SSH. one. These options are only meaningful if you are using SSH.
These options are equivalent to the \q{Don't allocate a These options are equivalent to the \q{Don't allocate a
@ -914,10 +914,10 @@ configuration box (see \k{config-ssh-pty}).
These options are not available in the file transfer tools PSCP and These options are not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-noshell} \I{-N-upper}\c{-N}: suppress starting a \S2{using-cmdline-noshell} \I{-N-upper}\c{\-N}: suppress starting a
\I{suppressing remote shell}shell or command \I{suppressing remote shell}shell or command
The \c{-N} option prevents PuTTY from attempting to start a shell or The \c{\-N} option prevents PuTTY from attempting to start a shell or
command on the remote server. You might want to use this option if command on the remote server. You might want to use this option if
you are only using the SSH connection for port forwarding, and your you are only using the SSH connection for port forwarding, and your
user account on the server does not have the ability to run a shell. user account on the server does not have the ability to run a shell.
@ -932,16 +932,16 @@ at all} checkbox in the SSH panel of the PuTTY configuration box
This option is not available in the file transfer tools PSCP and This option is not available in the file transfer tools PSCP and
PSFTP. PSFTP.
\S2{using-cmdline-ncmode} \I{-nc}\c{-nc}: make a \i{remote network \S2{using-cmdline-ncmode} \i\c{\-nc}: make a \i{remote network
connection} in place of a remote shell or command connection} in place of a remote shell or command
The \c{-nc} option prevents Plink (or PuTTY) from attempting to The \c{\-nc} option prevents Plink (or PuTTY) from attempting to
start a shell or command on the remote server. Instead, it will start a shell or command on the remote server. Instead, it will
instruct the remote server to open a network connection to a host instruct the remote server to open a network connection to a host
name and port number specified by you, and treat that network name and port number specified by you, and treat that network
connection as if it were the main session. connection as if it were the main session.
You specify a host and port as an argument to the \c{-nc} option, You specify a host and port as an argument to the \c{\-nc} option,
with a colon separating the host name from the port number, like with a colon separating the host name from the port number, like
this: this:
@ -965,41 +965,41 @@ This feature is only available in SSH protocol version 2 (since the
version 1 protocol assumes you will always want to run a shell). It version 1 protocol assumes you will always want to run a shell). It
is not available in the file transfer tools PSCP and PSFTP. It is is not available in the file transfer tools PSCP and PSFTP. It is
available in PuTTY itself, although it is unlikely to be very useful available in PuTTY itself, although it is unlikely to be very useful
in any tool other than Plink. Also, \c{-nc} uses the same server in any tool other than Plink. Also, \c{\-nc} uses the same server
functionality as port forwarding, so it will not work if your server functionality as port forwarding, so it will not work if your server
administrator has disabled port forwarding. administrator has disabled port forwarding.
(The option is named \c{-nc} after the Unix program (The option is named \c{\-nc} after the Unix program
\W{https://en.wikipedia.org/wiki/Netcat}\c{nc}, short for \q{netcat}. \W{https://en.wikipedia.org/wiki/Netcat}\c{nc}, short for \q{netcat}.
The command \cq{plink host1 -nc host2:port} is very similar in The command \cq{plink host1 -nc host2:port} is very similar in
functionality to \cq{plink host1 nc host2 port}, which invokes functionality to \cq{plink host1 nc host2 port}, which invokes
\c{nc} on the server and tells it to connect to the specified \c{nc} on the server and tells it to connect to the specified
destination. However, Plink's built-in \c{-nc} option does not destination. However, Plink's built-in \c{\-nc} option does not
depend on the \c{nc} program being installed on the server.) depend on the \c{nc} program being installed on the server.)
\S2{using-cmdline-compress} \I{-C-upper}\c{-C}: enable \i{compression} \S2{using-cmdline-compress} \I{-C-upper}\c{\-C}: enable \i{compression}
The \c{-C} option enables compression of the data sent across the The \c{\-C} option enables compression of the data sent across the
network. This option is only meaningful if you are using SSH. network. This option is only meaningful if you are using SSH.
This option is equivalent to the \q{Enable compression} checkbox in This option is equivalent to the \q{Enable compression} checkbox in
the SSH panel of the PuTTY configuration box (see the SSH panel of the PuTTY configuration box (see
\k{config-ssh-comp}). \k{config-ssh-comp}).
\S2{using-cmdline-sshprot} \i\c{-1} and \i\c{-2}: specify an \i{SSH \S2{using-cmdline-sshprot} \i\c{\-1} and \i\c{\-2}: specify an \i{SSH
protocol version} protocol version}
The \c{-1} and \c{-2} options force PuTTY to use version \I{SSH-1}1 The \c{\-1} and \c{\-2} options force PuTTY to use version \I{SSH-1}1
or version \I{SSH-2}2 of the SSH protocol. These options are only or version \I{SSH-2}2 of the SSH protocol. These options are only
meaningful if you are using SSH. meaningful if you are using SSH.
These options are equivalent to selecting the SSH protocol version in These options are equivalent to selecting the SSH protocol version in
the SSH panel of the PuTTY configuration box (see \k{config-ssh-prot}). the SSH panel of the PuTTY configuration box (see \k{config-ssh-prot}).
\S2{using-cmdline-ipversion} \i\c{-4} and \i\c{-6}: specify an \S2{using-cmdline-ipversion} \i\c{\-4} and \i\c{\-6}: specify an
\i{Internet protocol version} \i{Internet protocol version}
The \c{-4} and \c{-6} options force PuTTY to use the older Internet The \c{\-4} and \c{\-6} options force PuTTY to use the older Internet
protocol \i{IPv4} or the newer \i{IPv6} for most outgoing protocol \i{IPv4} or the newer \i{IPv6} for most outgoing
connections. connections.
@ -1007,9 +1007,9 @@ These options are equivalent to selecting your preferred Internet
protocol version as \q{IPv4} or \q{IPv6} in the Connection panel of protocol version as \q{IPv4} or \q{IPv6} in the Connection panel of
the PuTTY configuration box (see \k{config-address-family}). the PuTTY configuration box (see \k{config-address-family}).
\S2{using-cmdline-identity} \i\c{-i}: specify an SSH \i{private key} \S2{using-cmdline-identity} \i\c{\-i}: specify an SSH \i{private key}
The \c{-i} option allows you to specify the name of a private key The \c{\-i} option allows you to specify the name of a private key
file in \c{*.\i{PPK}} format which PuTTY will use to authenticate with the file in \c{*.\i{PPK}} format which PuTTY will use to authenticate with the
server. This option is only meaningful if you are using SSH. server. This option is only meaningful if you are using SSH.
@ -1024,9 +1024,9 @@ This option is equivalent to the \q{Private key file for
authentication} box in the Auth panel of the PuTTY configuration box authentication} box in the Auth panel of the PuTTY configuration box
(see \k{config-ssh-privkey}). (see \k{config-ssh-privkey}).
\S2{using-cmdline-cert} \i\c{-cert}: specify an SSH \i{certificate} \S2{using-cmdline-cert} \i\c{\-cert}: specify an SSH \i{certificate}
The \c{-cert} option allows you to specify the name of a certificate The \c{\-cert} option allows you to specify the name of a certificate
file containing a signed version of your public key. If you specify file containing a signed version of your public key. If you specify
this option, PuTTY will present that certificate in place of the plain this option, PuTTY will present that certificate in place of the plain
public key, whenever it tries to authenticate with a key that matches. public key, whenever it tries to authenticate with a key that matches.
@ -1037,7 +1037,7 @@ This option is equivalent to the \q{Certificate to use with the
private key} box in the Auth panel of the PuTTY configuration box (see private key} box in the Auth panel of the PuTTY configuration box (see
\k{config-ssh-cert}). \k{config-ssh-cert}).
\S2{using-cmdline-no-trivial-auth} \i\c{-no-trivial-auth}: disconnect \S2{using-cmdline-no-trivial-auth} \i\c{\-no\-trivial\-auth}: disconnect
if SSH authentication succeeds trivially if SSH authentication succeeds trivially
This option causes PuTTY to abandon an SSH session if the server This option causes PuTTY to abandon an SSH session if the server
@ -1046,7 +1046,7 @@ password or signature or token.
See \k{config-ssh-notrivialauth} for why you might want this. See \k{config-ssh-notrivialauth} for why you might want this.
\S2{using-cmdline-loghost} \i\c{-loghost}: specify a \i{logical host \S2{using-cmdline-loghost} \i\c{\-loghost}: specify a \i{logical host
name} name}
This option overrides PuTTY's normal SSH \I{host key cache}host key This option overrides PuTTY's normal SSH \I{host key cache}host key
@ -1056,7 +1056,7 @@ PuTTY thinks it's connecting to). It can be a plain host name, or a
host name followed by a colon and a port number. See host name followed by a colon and a port number. See
\k{config-loghost} for more detail on this. \k{config-loghost} for more detail on this.
\S2{using-cmdline-hostkey} \i\c{-hostkey}: \I{manually configuring \S2{using-cmdline-hostkey} \i\c{\-hostkey}: \I{manually configuring
host keys}manually specify an expected host key host keys}manually specify an expected host key
This option overrides PuTTY's normal SSH \I{host key cache}host key This option overrides PuTTY's normal SSH \I{host key cache}host key
@ -1069,13 +1069,13 @@ fingerprint, or an SSH-2 public key blob. See
You can specify this option more than once if you want to configure You can specify this option more than once if you want to configure
more than one key to be accepted. more than one key to be accepted.
\S2{using-cmdline-pgpfp} \i\c{-pgpfp}: display \i{PGP key fingerprint}s \S2{using-cmdline-pgpfp} \i\c{\-pgpfp}: display \i{PGP key fingerprint}s
This option causes the PuTTY tools not to run as normal, but instead This option causes the PuTTY tools not to run as normal, but instead
to display the fingerprints of the PuTTY PGP Master Keys, in order to to display the fingerprints of the PuTTY PGP Master Keys, in order to
aid with \i{verifying new versions}. See \k{pgpkeys} for more information. aid with \i{verifying new versions}. See \k{pgpkeys} for more information.
\S2{using-cmdline-sercfg} \i\c{-sercfg}: specify serial port \S2{using-cmdline-sercfg} \i\c{\-sercfg}: specify serial port
\i{configuration} \i{configuration}
This option specifies the configuration parameters for the serial This option specifies the configuration parameters for the serial
@ -1096,27 +1096,27 @@ follows:
none, \cq{X} for XON/XOFF, \cq{R} for RTS/CTS and \cq{D} for none, \cq{X} for XON/XOFF, \cq{R} for RTS/CTS and \cq{D} for
DSR/DTR. DSR/DTR.
For example, \cq{-sercfg 19200,8,n,1,N} denotes a baud rate of For example, \cq{\-sercfg 19200,8,n,1,N} denotes a baud rate of
19200, 8 data bits, no parity, 1 stop bit and no flow control. 19200, 8 data bits, no parity, 1 stop bit and no flow control.
\S2{using-cmdline-sshlog} \i\c{-sessionlog}, \i\c{-sshlog}, \S2{using-cmdline-sshlog} \i\c{\-sessionlog}, \i\c{\-sshlog},
\i\c{-sshrawlog}: enable session logging \i\c{\-sshrawlog}: enable session logging
These options cause the PuTTY network tools to write out a \i{log These options cause the PuTTY network tools to write out a \i{log
file}. Each of them expects a file name as an argument, e.g. file}. Each of them expects a file name as an argument, e.g.
\cq{-sshlog putty.log} causes an SSH packet log to be written to a \cq{\-sshlog putty.log} causes an SSH packet log to be written to a
file called \cq{putty.log}. The three different options select file called \cq{putty.log}. The three different options select
different logging modes, all available from the GUI too: different logging modes, all available from the GUI too:
\b \c{-sessionlog} selects \q{All session output} logging mode. \b \c{\-sessionlog} selects \q{All session output} logging mode.
\b \c{-sshlog} selects \q{SSH packets} logging mode. \b \c{\-sshlog} selects \q{SSH packets} logging mode.
\b \c{-sshrawlog} selects \q{SSH packets and raw data} logging mode. \b \c{\-sshrawlog} selects \q{SSH packets and raw data} logging mode.
For more information on logging configuration, see \k{config-logging}. For more information on logging configuration, see \k{config-logging}.
\S2{using-cmdline-logfileexists} \i\c{-logoverwrite}, \i\c{-logappend}: \S2{using-cmdline-logfileexists} \i\c{\-logoverwrite}, \i\c{\-logappend}:
control behaviour with existing log file control behaviour with existing log file
If logging has been enabled (in the saved configuration, or by another If logging has been enabled (in the saved configuration, or by another
@ -1124,7 +1124,7 @@ command-line option), and the specified log file already exists, these
options tell the PuTTY network tools what to do so that they don't options tell the PuTTY network tools what to do so that they don't
have to ask the user. See \k{config-logfileexists} for details. have to ask the user. See \k{config-logfileexists} for details.
\S2{using-cmdline-proxycmd} \i\c{-proxycmd}: specify a local proxy \S2{using-cmdline-proxycmd} \i\c{\-proxycmd}: specify a local proxy
command command
This option enables PuTTY's mode for running a \I{Local proxy}command This option enables PuTTY's mode for running a \I{Local proxy}command
@ -1157,7 +1157,7 @@ sharing (either as an upstream or a downstream).
(This option is only meaningful with the SSH-2 protocol.) (This option is only meaningful with the SSH-2 protocol.)
\S2{using-cmdline-restrict-acl} \i\c{-restrict-acl}: restrict the \S2{using-cmdline-restrict-acl} \i\c{\-restrict\-acl}: restrict the
\i{Windows process ACL} \i{Windows process ACL}
This option (on Windows only) causes PuTTY (or another PuTTY tool) to This option (on Windows only) causes PuTTY (or another PuTTY tool) to
@ -1178,13 +1178,13 @@ startup and lockdown. So it trades away noticeable convenience, and
delivers less real security than you might want. However, if you do delivers less real security than you might want. However, if you do
want to make that tradeoff anyway, the option is available. want to make that tradeoff anyway, the option is available.
A PuTTY process started with \c{-restrict-acl} will pass that on to A PuTTY process started with \c{\-restrict\-acl} will pass that on to
any processes started with Duplicate Session, New Session etc. any processes started with Duplicate Session, New Session etc.
(However, if you're invoking PuTTY tools explicitly, for instance as a (However, if you're invoking PuTTY tools explicitly, for instance as a
proxy command, you'll need to arrange to pass them the proxy command, you'll need to arrange to pass them the
\c{-restrict-acl} option yourself, if that's what you want.) \c{\-restrict\-acl} option yourself, if that's what you want.)
If Pageant is started with the \c{-restrict-acl} option, and you use If Pageant is started with the \c{\-restrict\-acl} option, and you use
it to launch a PuTTY session from its \ii{System Tray} submenu, then it to launch a PuTTY session from its \ii{System Tray} submenu, then
Pageant will \e{not} default to starting the PuTTY subprocess with a Pageant will \e{not} default to starting the PuTTY subprocess with a
restricted ACL. This is because PuTTY is more likely to suffer reduced restricted ACL. This is because PuTTY is more likely to suffer reduced
@ -1194,18 +1194,18 @@ Pageant stores the more critical information (hence benefits more from
the extra protection), so it's reasonable to want to run Pageant but the extra protection), so it's reasonable to want to run Pageant but
not PuTTY with the ACL restrictions. You can force Pageant to start not PuTTY with the ACL restrictions. You can force Pageant to start
subsidiary PuTTY processes with a restricted ACL if you also pass the subsidiary PuTTY processes with a restricted ACL if you also pass the
\i\c{-restrict-putty-acl} option. \i\c{\-restrict\-putty\-acl} option.
\S2{using-cmdline-host-ca} \i{\c{-host-ca}}: launch the \S2{using-cmdline-host-ca} \i{\c{\-host\-ca}}: launch the
\I{certificate}host CA configuration \I{certificate}host CA configuration
If you start PuTTY with the \c{-host-ca} option, it will not launch a If you start PuTTY with the \c{\-host\-ca} option, it will not launch a
session at all. Instead, it will just display the configuration dialog session at all. Instead, it will just display the configuration dialog
box for host certification authorities, as described in box for host certification authorities, as described in
\k{config-ssh-kex-cert}. When you dismiss that dialog box, PuTTY will \k{config-ssh-kex-cert}. When you dismiss that dialog box, PuTTY will
terminate. terminate.
\S2{using-cmdline-legacy-stdio-prompts} \i{\c{-legacy-stdio-prompts}}: \S2{using-cmdline-legacy-stdio-prompts} \i{\c{\-legacy\-stdio\-prompts}}:
handle Windows console prompts like older versions of PuTTY handle Windows console prompts like older versions of PuTTY
This option applies to all of PSCP, PSFTP and Plink on Windows: all This option applies to all of PSCP, PSFTP and Plink on Windows: all
@ -1245,15 +1245,15 @@ more awkward.
However, we recognise that people may have customised complicated However, we recognise that people may have customised complicated
workflows around the old behaviour. So if you need to switch back to workflows around the old behaviour. So if you need to switch back to
it, you can do so by specifying \c{-legacy-stdio-prompts} on the it, you can do so by specifying \c{\-legacy\-stdio\-prompts} on the
command-line. command-line.
To fully revert to the previous behaviour, you'd also need to specify To fully revert to the previous behaviour, you'd also need to specify
\c{-legacy-charset-handling} (see the next section). (Even without \c{\-legacy\-charset\-handling} (see the next section). (Even without
that option, prompt handling with \c{-legacy-stdio-prompts} may not be that option, prompt handling with \c{\-legacy\-stdio\-prompts} may not be
fully Unicode-clean.) fully Unicode-clean.)
\S2{using-cmdline-legacy-charset-handling} \i{\c{-legacy-charset-handling}}: \S2{using-cmdline-legacy-charset-handling} \i{\c{\-legacy\-charset\-handling}}:
handle character set in prompts like older versions of PuTTY handle character set in prompts like older versions of PuTTY
This option applies to PuTTY (on all platforms), and also to all of This option applies to PuTTY (on all platforms), and also to all of
@ -1281,7 +1281,7 @@ start sending a different sequence of bytes to the server, denying you
access (and you wouldn't even be able to see the difference, since the access (and you wouldn't even be able to see the difference, since the
password is not shown when you type it). password is not shown when you type it).
\c{-legacy-charset-handling} reverts the PuTTY tools' behaviour to how \c{\-legacy\-charset\-handling} reverts the PuTTY tools' behaviour to how
it was previously: what you type at these prompts will be interpreted it was previously: what you type at these prompts will be interpreted
according to the \q{Remote character set} (for PuTTY) or Windows' according to the \q{Remote character set} (for PuTTY) or Windows'
default character set (for the Windows console tools). default character set (for the Windows console tools).