Hi,
I have just discovered that I made a configuration error that had resulted in the undesired, but correct, carp behaviour for IPv4. Ie, OpenBSD operates as desired for this case. That leaves these questions open: On Wed, Jan 02, 2013 at 01:39:25PM +0100, Toni Mueller wrote: > I also have trouble taking carp2 down and up again, like in "ifconfig > carp2 down; ifconfig carp2 up". The result is that carp2 does no longer > respond to any packets sent to 3ffe:3ffe::1. Sending to the IPv6 address > bound to em0 continues to work like a charm, though. Saying "ifconfig > carp2 destroy; sh /etc/netstart carp2" - which I thought would re-create > the carp2 pseudy-device from scratch, does also not work, but elicits > the following error message from the kernel: > > /bsd: in6_ifloop_request: ADD operation failed for 3ffe:3ffe::0001 (errno=17) > > > There are error messages related to duplicate IPv6 addresses, mentioning > the link-local auto-generated IPv6 address, which is the same for all > carp interfaces, eg: > > /bsd: nd6_na_input: duplicate IP6 address fe80:0008::0200:5eff:fe00:0102 > > Touring the logs, I also find related error messages that I could not > yet make sense of: > > /bsd: arpresolve: 10.0.0.1: route without link local address I would still be glad to find that I simply configured junk, instead of running into real bugs... Kind regards, --Toni++
