SSH question [was: FOSS app like Hamachi? ]

[Tom Buskey]

I've been using SSH for awhile to tunnel lots of stuff but never ran across
that.  Thanks!

/me puts the chart on a postit...

On 2/14/07, Ben Scott <dragonhawk at gmail.com> wrote:
>
> On 2/14/07, Paul Lussier <p.lussier at comcast.net> wrote:
> > Is there a way to add a port-forwarding rule to an existing ssh session?
>
>   Yah, you put ssh into "command mode", and then type the -L/-R switch
> as you would on the command line.  You get into command mode by
> sending the escape character (tilde by default), followed by a capital
> C.  For example (done at a Unix prompt, but can be done anywhere,
> since the destination host never sees the keystrokes):
>
> $ ~?
> Supported escape sequences:
> ~.  - terminate connection
> ~B  - send a BREAK to the remote system
> ~C  - open a command line
> ~R  - Request rekey (SSH protocol 2 only)
> ~^Z - suspend ssh
> ~#  - list forwarded connections
> ~&  - background ssh (when waiting for connections to terminate)
> ~?  - this message
> ~~  - send the escape character by typing it twice
> (Note that escapes are only recognized immediately after newline.)
> [~C sent here]
> ssh> help
> Commands:
>       -Lport:host:hostport    Request local forward
>       -Rport:host:hostport    Request remote forward
>       -KRhostport             Cancel remote forward
>
> -- Ben
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>
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