Port tunnelling over ssh

[Matt Johnston]

On Thu, Mar 09, 2006 at 10:05:51AM -0500, David Cook wrote:
> I have used the following command to create a tunnel for rsync between 
> the OpenWRT box running dropbear and my server.
> /usr/bin/ssh -i ${SSH_host_key} -p ${SSH_port} ${SSH_server} -l 
> ${SSH_user} -L 873:${LAN_IP}:873 "keepalive ${Customer}" &
> 
> (I am running a small program "keepalive" on the server to poll the 
> device periodically so NAT tables don't go stale).
> 
> Even though I specify the lan address (192.168.1.1) the tunnel only 
> appears to work from the originating host by rsyncing to 127.0.0.1.
> I want to have other devices on the lan rsync to 192.168.1.1 so that my 
> remote rsync server appears to be the gateway on the lan.
> 
> What am I doing wrong or is this even possible?

Does giving the -a option to dropbear (added in 0.47) do
what you want? That'll make it listen on all interfaces, not
just localhost.

Cheers,
Matt