On 11/07/17(Tue) 13:55, Remi Locherer wrote: > On 2017-07-11 13:23, Remi Locherer wrote: > > On 2017-07-11 11:32, Martin Pieuchot wrote: > > > Hello and thanks for the detailed bug report. > > > > > > On 10/07/17(Mon) 17:52, Remi Locherer wrote: > > > > >Synopsis: ifconfig carpX a.b.c.d -> arpresolve: route contains no > > > > >arp information > > > > >Category: kernel > > > > >Environment: > > > > System : OpenBSD 6.1 > > > > Details : OpenBSD 6.1 (GENERIC.MP) #20: Sat Apr 1 13:45:56 > > > > MDT 2017 > > > > > > > > [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP > > > > > > > > Architecture: OpenBSD.amd64 > > > > Machine : amd64 > > > > > > > > >Description: > > > > After reconfiguring an existing carp interface with the same ip > > > > the gateway stops forwarding traffic (forwarding to directly > > > > connected hosts still works). > > > > In /var/log/messages this can be found: > > > > > > > > Jul 10 12:54:27 gw1 /bsd: arpresolve: 10.0.20.10: route contains > > > > no arp information > > > > > > How does the routing table looks like when you see such message? And > > > the ARP table?
Somehow a route attached to vio2 is removed from the routing table when you modify carp2. Could you run 'route monitor' then do 'ifconfig carp2 delete'? This should hopefully reproduce the problem and the output of 'route monitor' will give us more infos.
