Telnet Disconnects - Please help!

Harald Milz arv_bua_mharald at
Mon May 26 14:52:59 UTC 2008

We use an MPLS tunnel. Delay is below 20ms to the switch.

MTU has been checked and does not go below 1500. I have played around with MTU on my linux box but I still get disconnected!

> Subject: RE: Telnet Disconnects - Please help!
> From: Ulf.Rompe at
> To: ubuntu-users at
> Date: Mon, 26 May 2008 14:48:02 +0200
> Am Montag, den 26.05.2008, 05:26 -0700 schrieb Smoot Carl-Mitchell:
>> Just a speculation, but it could be related to large TCP window
>> support.
> On a related note, how do you connect to the remote network? Simple DSL
> connection? If so, you may want to check your MTU and maybe lower it a
> bit for testing. I have experienced problems like yours with a number of
> protocols and they were all caused by MTU confusion.
> [x] ulf 
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> Save the whales - Feed the hungry - Free the mallocs
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