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Date:      Sat, 30 Aug 2008 16:03:50 +0200
From:      "Wouter de Jong" <maddog2k@maddog2k.net>
To:        <freebsd-net@freebsd.org>
Subject:   IPv6 on Carp interfaces not supported ?
Message-ID:  <001c01c90aa9$3b069e10$6ac8a8c0@lan.dejong.biz>

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Hi,

Is IPv6 supported on Carp interfaces on FreeBSD 7.0-RELEASE ?

I've spent quite some time to get it working... but I don't =
succeed...the carp-address will never ping nor route.


What do I do ?

Basic IPv6 :

machine1:
sysctl -w net.inet6.ip6.forwarding=3D1
ifconfig bge0 inet6 2001:a:b:c::2/64
route -n add -inet6 default 2001:a:b:c::fffe

machine2:
sysctl -w net.inet6.ip6.forwarding=3D1
ifconfig bge0 inet6 2001:a:b:c::3/64
route -n add -inet6 default 2001:a:b:c::fffe

Both addresses are pingable, and when I use either of=20
them on other machines as gateway, they route fine.


So now carp :

machine1:
ifconfig carp1 create
ifconfig carp1 vhid 30 pass mekmitasdigoat=20
ifconfig carp1 inet6 2001:a:b:c::1/64

machine2:
ifconfig carp1 create
ifconfig carp1 vhid 30 advskew 100 pass mekmitasdigoat=20
ifconfig carp1 inet6 2001:a:b:c::1/64

carp goes succesfully to master on one machine, and to backup on =
another.

However..... i can't ping the virtual address 2001:a:b:c::1 from either =
machine1 or machine2.
Nor can other PC's ping it or use it as a gateway.


Am i forgetting something ?

IPv4 carp works as a charm on these machines....



Regards,

Wouter de Jong


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