On your remote host you can run:

     telnet 127.0.0.1 52698

This should connect to TextMate (on your Mac, via the tunnel). If that 
fails, the tunnel is not working.

On 9 Jan 2014, at 2:47, George Plymale wrote:

> I am having an odd issue wherein suddenly port forwarding stopped 
> working in a particular scenario for me.  By default I have ssh set to 
> use the following config (my ~/.ssh/config file):
> […]