scp fails after sending command: scp -v -t

[Jan F. Chadima]

On Sep 11, 2011, at 2:55 PM, phorminx at web.de wrote:

>> Thanks for the quick reply. Unfortunately, reducing the MTU on the
>> client and server side to 576 (default was 1500) did not solve my
>> problem.
> 
> Is there possibly anything else I can do to address this problem?
> 
> I can add that by now I have checked that the problem exists only
> at the place where I'll spent most of my time the next couple of
> months. When I take my laptop elsewhere, scp works fine. So I am yet
> more confident that the problem is not caused by a change of
> configuration of one or both computers between which I want to
> establish an scp connection. But it appears to be caused by the
> interplay between scp and the internet access provided by the place
> where I stay. (And the ssh connection established by rsync also
> fails -- which is too bad for my normal work!)
> 
> Any help is greatly appreciated!

We had a similar case caused by a firewall which worked poorly with the change of the TCP window.



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Jan F. Chadima
jchadima at redhat.com