On Mon, May 04, 2015 at 10:04:53AM +0200, Przemyslaw Frasunek wrote: > Dear all, > > we are using BIRD 1.4.5 with OSPF on PPPoE access servers running FreeBSD 9.3 > and mpd 5.7. In order to achieve fail-over, each access server is listening on > the same VLANs. The user connects to access server which first responds with > PPPoE PADO. > > Some of our subscribers need additional IPv4 prefix, which is routed via > address > assigned from pool. Such route is added by mpd on connect and deleted on > disconnect or LCP timeout. > > Unfortunately, we are experiencing OSPF state inconsistency between access > servers, when user quickly disconnects from one node and connects to another. > This is such example, which caused routing loop: > > ... > > Any ideas, how to fix it?
Hi First, try switching to version 1.5.0 . There were several problems in earlier versions esp. when external routes were swiftly originated and withdrawn. > protocol direct { > import filter { > accept; > }; > }; You probably do not need direct protocol. -- Elen sila lumenn' omentielvo Ondrej 'Santiago' Zajicek (email: santi...@crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."
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