Bruce Cran wrote: > On Thu, 12 Feb 2009 09:56:29 -0500 > Steve Bertrand <st...@ibctech.ca> wrote: > >> Bruce Cran wrote: >>> [forwarding from curr...@] >>> >>> I recently reinstalled -current on my laptop and have started seeing >>> IPv6 autoconfiguration failing. I have two interfaces re0 and >>> ath0: re0 is plugged in and gets an address via DHCP while I'm not >>> using wireless at the moment so ath0 remains unconfigured. However >>> it seems the IPv6 autoconfiguration tries to use ath0 instead of >>> re0. >> There is a very similar issue over on -questions. >> >> Does it help if you disable rtadv on ath0?: >> >> # ndp -i ath0 -- -accept_rtadv > > It didn't help, but your last message on -questions made me realise I'd > made the classic mistake of enabling a firewall but not allowing inbound > icmp[6] packets. As soon as I'd reloaded the rules things started > working again.
Good stuff. Just a note that blocking inbound ICMP will break Path MTU discovery, which, if not considered, can be quite difficult to troubleshoot. Cheers, Steve _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
