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Re: tcpip stops working after some time



>
>
>
>---- Original Message ----
>From: fnkci@uaf.edu
>To: debian-user@lists.debian.org
>Subject: Re: tcpip stops working after some time
>Date: Wed, 24 Dec 2008 11:44:45 -0900
>
>>On Wed, Dec 24, 2008 at 10:25:07PM +0200, Micha Feigin wrote:
>>> On Wed, 24 Dec 2008 10:38:23 -0900
>>> Ken Irving <fnkci@uaf.edu> wrote:
>>> 
>>> > On Wed, Dec 24, 2008 at 06:28:01PM +0200, Micha Feigin wrote:
>>> > > On Sun, 21 Dec 2008 22:10:46 +0000
>>> > > Bob Cox <debian-user@lists.bobcox.com> wrote:
>>> > > > Just a thought... what does traceroute -I www.yahoo.com (as
>root) give
>>> > > > you?
>>> > > 
>>> > > It seems that this works, ping works telnet www.yahoo.com 80
>mostly doesn't
>>> > > work (sometimes get quick answer, sometimes takes a couple of
>minutes,
>>> > > mostly it times out). aptitude upgrade times out. It seems
>like there is a
>>> > > little movement but very slow for some reason.
>>> > 
>>> > A too-big MTU setting can give odd results in some cases.
>>> > 
>>> 
>>> but how would it change on a running system?
>>
>>It probably wouldn't, but maybe an upstream router could have.  I'm 
>>just tossing out the idea in the off chance it might apply, given 
>>that some packets go quickly and others don't.
>>
>>-- 
>>Ken Irving

AFAIK the MTU is set by the initiator of the IP connection and any
intermediate router can't change it.
Larry
>>
>>
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