On Wed, Oct 19, 2005 at 09:41:22AM -0400, stan wrote: > I've set up a machine using a snapshot of ospfd from last week. It's > neighbor router is an Alcatel box. >
OK that explains a few things. > The data interchange between these 2 has never really benn totaly happy. > For instnace I'm getting invalid checksum message relating to packets > coming from this machine. Nevertheless, I was able to get this workign, and > it worked OK for a couple of days. > > Last night however I started loosing the route to the network > intermitatnly. The Alcatel seem to think that the LS que is filling up. I;m > getting this in /var/log/messages: > What do you mean by "the LS que is filling up"? Do you have logs from the alcatel thingy? > Oct 19 07:16:57 phfw1 ospfd[14254]: lsa_del: LSA no longer in table > > Which I think is related. > Could be. At least that error should normally not happen. > What's really troubling about this, is that this router is function quite > well with it's Cisco neghbors. It serves as the router for a whole handful > of netwokrs, and so far we have seen no problems with that. But it and the > OpenBSD machine are having problems. > The difference between ospfd and a cisco box is almost 13 years more time to find all those bugs in others implementations of OSPF. The hard thing about OSPF is not implementing the RFC it's adding all the workarounds for broken implementations out there. > Any sugestions as to things I might could tweak to make this more robust? > Sorry there is no magic knob that will make it behave. > Would a tcpdump of the traffic between these 2 be of any ise to a > developer? > Yes please. Don't forget to set the snaplen to your MTU. Additionally add the ospfd -dvv output to the dump. You can send me the stuff privatly. -- :wq Claudio
