Joe, I checked the neighbors too. I do see the session flap there but again, no errors on the ethernet and nothing really obvious as to why it flapped. This just started in the past few days. I do see some CPU spikes to 100% but it doesn't correlate exactly to when the flap occurred.
-Jason Joe Freeman wrote: > If OSPF is flapping, you should see it on the neighbor attached to > that interface as well, so you might look there for issues. > > Joe > > On 3/12/08, *Jason Berenson* <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>> > wrote: > > Rodney, > > The interface is clean. No errors/drops at all. I think I'll have to > snoop that segment like you suggested and wait for it to flap again. > > Thanks, > > Jason > > > Rodney Dunn wrote: > > Look for intput drops on the 'sh int'. > > > > If you don't see any you probably need a sniffer trace on the > > ethernet segment. > > > > On Tue, Mar 11, 2008 at 03:53:30PM -0400, Jason Berenson wrote: > > > >> Greetings, > >> > >> We have a few 7206's running OSPF/BGP for routing. All of the > routers > >> are fine except for one - I noticed a few times in the past > week where > >> OSPF/BGP flapped and came back right away. > >> > >> I checked CPU and noticed it peaked in the past hour but that > doesn't > >> really correlate to the time the routing sessions flapped. I also > >> didn't see the ethernet connection go down and I don't see any > errors on > >> either side of the ethernet. > >> > >> If there are any outputs anyone would expect please let me know > and I'll > >> promptly reply. This is the first time I'm faced with a > problem like > >> this so I'm not really sure where to look other then the things > I've > >> already tried. > >> > >> Much thanks in advance, > >> Jason Berenson > >> _______________________________________________ > >> cisco-nsp mailing list [email protected] > <mailto:[email protected]> > >> https://puck.nether.net/mailman/listinfo/cisco-nsp > >> archive at http://puck.nether.net/pipermail/cisco-nsp/ > >> > _______________________________________________ > cisco-nsp mailing list [email protected] > <mailto:[email protected]> > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
