* Falk Brockerhoff <[EMAIL PROTECTED]> [2007-07-07 23:44]: > Hello, > > I don't know, if this is a bug, but I can recognize a strange thing. Im > setting up a redundant pair of routers and run some tests with carp for > the failover on the lan side. Because of the bug refreshing the kernel > routing table when changing carp-state I use ifstated with an route > delete / route add statement. You can read more about this here:
i believe that isfixed in -current > http://marc.info/?l=openbsd-misc&m=118368434807925&w=2 > > Everything works fine and I want to optimize my config. I tried to use > "route change" instead of "route delete + route add". But when I was > running tests on the failover (disabling the link on switch side) a > strange thing happened: my bgp session to the rest of the world died. > > Jul 7 23:25:48 pinky ifstated[24699]: changing state to primary213 > Jul 7 23:25:48 pinky ifstated[24699]: running route change -inet > 195.140.213.0/24 -interface 195.140.213.1 > Jul 7 23:27:56 pinky bgpd[18893]: neighbor 217.79.210.25 (IXEurope Link > 2): received notification: HoldTimer expired, unknown subcode 0 > Jul 7 23:27:56 pinky bgpd[18893]: neighbor 194.9.86.8 (iBGP AS35548): > received notification: HoldTimer expired, unknown subcode 0 > Jul 7 23:27:56 pinky ifstated[24699]: changing state to backup213 > > When enabling the link from switch side again, the session came back. > > Isn't route change the smartest way to configure the routing in my case? > Or is there a bug in OpenBGPd or the kernel routing table update code? and that might be a sideissueof that problemtoo.in short, carp's games with routes are... well, spare me the rant. in -current, it's at least shown on the roting socket correctly and bgpd can see what is going on and do the right thing. -- Henning Brauer, [EMAIL PROTECTED], [EMAIL PROTECTED] BS Web Services, http://bsws.de Full-Service ISP - Secure Hosting, Mail and DNS Services Dedicated Servers, Rootservers, Application Hosting - Hamburg & Amsterdam
