lshg1

Usage

Overview

CAUTION! The information in this manpage may be invalid or outdated. For authorative information on lsh, please see it's Texinfo manual (see the SEE ALSO section).

Connects to the the remote machine HOST through a previously established lsh gateway and perform one or more actions, i.e. command execution, various forwarding services. The default action is to start a remote interactive shell or execute a given command on the remote machine.

Options

--debug

Print huge amounts of debug information

--log-file=File name

Append messages to this file.

-q, --quiet

Suppress all warnings and diagnostic messages

--trace

Detailed trace

-v, --verbose

Verbose diagnostic messages

--askpass=Program

Program to use for reading passwords. Should be an absolute filename.

-l, --user=User name

Login as this user.

-p, --port=Port

Connect to this port.

Actions:

-B, --background

Put process into the background. Implies -N.

-D, --forward-socks[=port] Enable socks dynamic forwarding

-E, --execute=command

Execute a command on the remote machine

-L, --forward-local-port=local-port:target-host:target-port

-N, --nop

No operation (suppresses the default action, which is to spawn a remote shell)

--subsystem=subsystem-name

Connect to given subsystem. Implies --no-pty.

-S, --shell=command

Spawn a remote shell

Universal not:

-n, --no

Inverts the effect of the next modifier

Modifiers that apply to port forwarding:

-g, --remote-peers

Allow remote access to forwarded ports

--no-remote-peers

Disallow remote access to forwarded ports (default).

Modifiers that apply to remote execution:

--detach

Detach from terminal at session end.

--no-detach

Do not detach session at end, wait for all open channels (default).

--no-pty

Don't request a remote pty.

--no-stderr

Redirect stderr to /dev/null

--no-stdin

Redirect stdin from /dev/null

--no-stdout

Redirect stdout to /dev/null

--stderr=Filename

Redirect stderr

--stdin=Filename

Redirect stdin

--stdout=Filename

Redirect stdout

-t, --pty

Request a remote pty (default).

Miscellaneous options:

-e, --escape-char=Character

Escape char. `none' means disable. Default is to use `~' if we have a tty, otherwise none.

--write-pid

Make -B write the pid of the backgrounded process to stdout.

-G

If no usable gateway is found, launch lsh instead.

--send-debug=Message

Send a debug message to the remote machine.

--send-ignore=Message

Send an ignore message to the remote machine.

-?, --help

Give this help list

--usage

Give a short usage message

-V, --version

Print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

Diagnostics

See the --verbose , --trace and --debug options.

Examples

Using the -G option, for example in LSHGFLAGS it's easy to use an existing gateway if there is any and connect using lsh if not.

Environment

LSHG_FLAGS may be used for passing additional parameters. The parsing order is undefined.

Copying

The lsh suite of programs is distributed under the GNU General Public License; see the COPYING and AUTHORS files in the source distribution for details.