BGP issues

Iljitsch van Beijnum iljitsch at muada.com
Wed Sep 17 20:38:12 UTC 2003


On woensdag, sep 17, 2003, at 22:04 Europe/Amsterdam, Bret Baptist 
wrote:

> Right now I have visi.com as one provider (AS8015), and Qwest (AS3908) 
> as the other.  When I look at the as-paths for my netblocks the ones 
> from visi.com look fine, 208.42.20.0/23 and 208.42.104.0/23, the ones 
> from Qwest go through visi.com and then on to us, 65.116.186.0/24, 
> 65.121.8.0/23.  The Qwest networks are the ones that I am having 
> problems reaching hosts from or getting to from other networks.

When I look at telnet:route-views.oregon-ix.net I see lots of flap 
dampening. So your BGP announcements keep going down and coming back 
up. Also in most cases the AS path ends in 3908 8015 30309 and/or there 
is lots of prepending happening all over the place.

Iljitsch van Beijnum




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