ssh tunel failure.

John Aldrich jmaldrich at
Thu Dec 5 15:34:02 UTC 2013

Quoting "Carlos \"casep\" Sepulveda" <casep at>:

> On 5 December 2013 11:59, Paweł Sikora <pawel.sikora at> wrote:
>> Hi all,
>> i've recently reinstalled my previous distro with fc20-beta and observing
>> strange ssh tunels disconnection. i'm establishing tunels in this way:
>> ssh -2fCN -p ${non-default port} -L   
>> ${local_port}:${endpoint}:{$endpoint_port}
>> ${login}@${gatE}.
>> after some time (mostly few minutes) all unused ssh tunels die.
>> any ideas?
> Hi:
> What about launching the ssh with -vvv or similar?
> It looks like the ConnectTimeout parameter wasn't working properly.
> Kind regards
Or, maybe you need a "keep-alive" signal to keep the tunnel open? It's  
basically just a matter of sending a ping or two every couple minutes.

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