Date: Thu, 12 Oct 2006 12:32:04 +0100 From: Tom Judge <tom@tomjudge.com> To: Ari Suutari <ari@suutari.iki.fi> Cc: freebsd-stable@freebsd.org Subject: Re: carp0 interface goes down on 6.2-PRERELEASE Message-ID: <452E27B4.2030709@tomjudge.com> In-Reply-To: <452E2151.80500@suutari.iki.fi> References: <452E2151.80500@suutari.iki.fi>
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Ari Suutari wrote: > Hi, > > I started experimenting with carp, in order to replace > freevrrpd stuff we are currently using. > > I'm running quite recent version of RELENG_6 (compiled > this week). > > I was able to configure carp ok, but for some odd reason the > interface goes down by itself shortly after it has been configured. > > Here is output from test script: > > # sh -x test.sh > + ifconfig carp0 destroy > + ifconfig carp0 create > + ifconfig carp0 up > + ifconfig carp0 inet 192.168.5.59/24 vhid 55 pass xxx123 > + ifconfig carp0 > carp0: flags=49<UP,LOOPBACK,RUNNING> mtu 1500 > inet 192.168.5.59 netmask 0xffffff00 > carp: BACKUP vhid 55 advbase 1 advskew 0 > + sleep 5 > + ifconfig carp0 > carp0: flags=8<LOOPBACK> mtu 1500 > carp: INIT vhid 55 advbase 1 advskew 0 > > See, here the interface is up, but after 5 seconds it has gone > down. Could anybody give a hint why this happens ? There are > messages on console about promiscuous mode being enabled/disabled, > but nothing else. > I have seen similar problems when the carp multicast (224.0.0.18) traffic was not allowed to be transmitted to the network due to a firewall configuration problem. Tom
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