setting up dropbear for local port forwarding

[Robert P. J. Day]

On Mon, 15 Dec 2008, Matt Johnston wrote:

> On Fri, Dec 12, 2008 at 08:50:00AM -0500, Robert P. J. Day wrote:
> >
> >   undoubtedly a trivial question but i want to make sure i have this
> > mentally worked out before i get to the office and try it.
> >
> >   i want to set up a system running dropbear to do local port
> > forwarding to a remote host running a regular sshd listening on the
> > default port 22.
> >
> >   as i read it, on my forwarding system (with dropbear 0.52), i need
> > to do two things:
> >
> >   1) invoke dropbear with "-a" (no other changes)
> >
> >   2) invoke dbclient thusly:
> >
> >   # dbclient -L 1234:localhost:22 root at remotehost
> >
> > is that about it?  or have i misread something in the docs?  thanks.
>
> I'm not totally sure what you want to do. If you have
>
> host1     <---->   host2     <------->   host3
> runs               runs                  runs
> dbclient           dropbear              openssh
>
> then you would run on host1
> dbclient -L 1234:host3:22 host2       <----???????????
>
> and "dropbear -a" on host2 (the "forwarding system").
>
> Does that make sense?
>
> Matt

  if i'm running that on host1, wouldn't that be

  dbclient -R 1234:host3:22 host2    ("-R", not "-L"??)

rday

========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry:
    Have classroom, will lecture.

http://crashcourse.ca                          Waterloo, Ontario, CANADA
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