[HECnet] netowrk flapping....

Steve Davidson jeep at scshome.net
Sun Jun 10 16:52:32 PDT 2012


Bob,

I have the 318 - the little brother of the 338.   I adjusted the TCP
timeout value (default 600 seconds).   I did not touch the UDP time value
(default 75 seconds).   I set the TCP timeout to the max value.   If it
causes other issues I will back it off as necessary.

I was considering creating a static route to your end and to Sampsa's
end because those constitute the US backbone into Europe.   I may still
do that.   You might want to consider it as well.   IF we do it at the
same time who knows how much better things can become. :-)

-Steve


-----Original Message-----
From: owner-hecnet at Update.UU.SE 
[mailto:owner-hecnet at Update.UU.SE] On Behalf Of Bob Armstrong
Sent: Sunday, June 10, 2012 11:00
To: hecnet at Update.UU.SE
Subject: RE: [HECnet] netowrk flapping....

Steve -

  You said you have an FVS338, right?   Which timeout values 
on which setup screen did you change?

  I want to check my FVS338 to see how it's set. 

  BTW, you did define (under Security >> Services) a service 
for UDP 700, right?   And then under Security >> Firewall, you 
added incoming and outgoing rules for that service ?

Bob


-----Original Message-----
From: owner-hecnet at Update.UU.SE 
[mailto:owner-hecnet at Update.UU.SE] On Behalf Of Steve Davidson
Sent: Sunday, June 10, 2012 7:45 AM
To: hecnet at Update.UU.SE
Subject: RE: [HECnet] netowrk flapping....

I have increased the timeout values on the router that is 
attached to SG1::.
Hopefully this improves matters.

-Steve 

-----Original Message-----
From: owner-hecnet at Update.UU.SE
[mailto:owner-hecnet at Update.UU.SE] On Behalf Of hvlems at zonnet.nl
Sent: Sunday, June 10, 2012 03:08
To: hecnet at Update.UU.SE
Subject: Re: [HECnet] netowrk flapping....

Bob, on A44RTR is see SG1 flapping as well. After breakfast 
I'll see 
whether there is a pattern. Initially I thought it was the linux 
laptop going to sleep after a whule. That may not be the case.
Hans
------Origineel bericht------
Van: Bob Armstrong
Afzender: owner-hecnet at Update.UU.SE
Aan: hecnet at Update.UU.SE
Beantwoorden: hecnet at Update.UU.SE
Onderwerp: RE: [HECnet] netowrk flapping....
Verzonden: 10 juni 2012 01:32

Yup, that's basically a deficiency I've got... 

  Yeah, but the next question is "Are you the only one", or 
do other 
people's routers have similar timeout issues?

Bob



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