Stuart Henderson <stu <at> spacehopper.org> writes:
> I setup carp-on-vlan-on-trunk-on-bnx0/1 on an R210-II running 5.1
> the other day, no trouble. In this case they're webservers so I didn't
> set net.inet.ip.forwarding in sysctl.conf and i'm using ip balancing
> rather than simple carp failover.
OK, something very odd going on here. I destroyed the interface and
manually created it (ie not via hostname.carp119) and it worked. I can't
see the difference here. See the following output:
# ifconfig carp119 destroy
#
# ifconfig carp119 carpdev vlan119 vhid 119 pass riohperi advskew 10
# ifconfig carp119 inet 213.133.66.67 netmask 255.255.255.248 -inet6
# ifconfig carp119
carp119: flags=28843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,NOINET6>
# mtu 1500
lladdr 00:00:5e:00:01:77
priority: 0
carp: MASTER carpdev vlan119 vhid 119 advbase 1 advskew 10
groups: carp
status: master
inet 213.133.66.67 netmask 0xfffffff8 broadcast 213.133.66.71
# tcpdump -vni vlan119 proto carp
tcpdump: listening on vlan119, link-type EN10MB
tcpdump: WARNING: compensating for unaligned libpcap packets
20:25:02.077789 carp 213.133.66.65 > 224.0.0.18: CARPv2-advertise 36:
# vhid=119 advbase=1 advskew=10 demote=0 (DF) [tos 0x10] (ttl 255, id
# 8952, len 56)
20:25:03.127836 carp 213.133.66.65 > 224.0.0.18: CARPv2-advertise 36:
# vhid=119 advbase=1 advskew=10 demote=0 (DF) [tos 0x10] (ttl 255, id
# 32794, len 56)
20:25:04.177887 carp 213.133.66.65 > 224.0.0.18: CARPv2-advertise 36:
# vhid=119 advbase=1 advskew=10 demote=0 (DF) [tos 0x10] (ttl 255, id
# 15849, len 56)
20:25:05.227937 carp 213.133.66.65 > 224.0.0.18: CARPv2-advertise 36:
# vhid=119 advbase=1 advskew=10 demote=0 (DF) [tos 0x10] (ttl 255, id
# 58244, len 56)
^C
7 packets received by filter
0 packets dropped by kernel
# ifconfig carp119 destroy
# cat /etc/hostname.carp119
inet 213.133.66.67 255.255.255.248
carpdev vlan119
vhid 119
pass riohperi
advskew 10
-inet6
# sh /etc/netstart carp119
# ifconfig carp119
carp119: flags=28843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,NOINET6>
# mtu 1500
lladdr 00:00:5e:00:01:77
priority: 0
carp: MASTER carpdev vlan119 vhid 119 advbase 1 advskew 10
groups: carp
status: master
inet 213.133.66.67 netmask 0xfffffff8 broadcast 213.133.66.71
# tcpdump -vni vlan119 proto carp
tcpdump: listening on vlan119, link-type EN10MB
^C
6 packets received by filter
0 packets dropped by kernel
#
