Date: Thu, 04 May 2006 16:48:01 +0100 From: Gavin Atkinson <gavin.atkinson@ury.york.ac.uk> To: "Marc G. Fournier" <scrappy@hub.org> Cc: Rutger Bevaart <rutger.bevaart@illian-networks.nl>, freebsd-stable@freebsd.org Subject: Re: em(4) device still 'freezes' on latset CVSup'd 6.x ... Message-ID: <1146757681.4321.37.camel@buffy.york.ac.uk> In-Reply-To: <20060504122704.B1147@ganymede.hub.org> References: <20060504070534.98F0216A432@hub.freebsd.org> <A7201732-7F1A-45B1-98DF-003303A0DBAF@illian-networks.nl> <20060504112918.Q1147@ganymede.hub.org> <1146754236.4321.26.camel@buffy.york.ac.uk> <20060504122704.B1147@ganymede.hub.org>
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On Thu, 2006-05-04 at 12:27 -0300, Marc G. Fournier wrote: > On Thu, 4 May 2006, Gavin Atkinson wrote: > > > On Thu, 2006-05-04 at 11:30 -0300, Marc G. Fournier wrote: > >> On Thu, 4 May 2006, Rutger Bevaart wrote: > >> > >>> Technically it's not routes that are not being updated, but a stale > >>> (outdated) ARP cache on the other hosts. The system with the new alias'ed IP > >>> needs to do a gratuitous ARP (broadcast ARP for it's own IP). As an > >>> intermediate solution you could flush the ARP cache on the hosts with stale > >>> cache (usually a router or L3 switch on the subnet). > >> > >> This is what we end up having to do ... but, unfortunately, that means > >> getting ahold of our co-lo provider and asking them to do it ... they have > >> always been most accomodating, its just one of those things that I > >> shouldn't *have* to do :( > > > > ... or use ports/net/arping: > > > > arping -S <new IP> -s <your-MAC> router-IP > > > > But, I agree, this is a bug with em(4) that should probably be fixed at > > some point... > > I will try that later tonight, thanks ... I have another one to move onto > that machien from another one :) It's been a while since I've needed to do it, so that command line is from memory. You may need to use -T and/or -B instead of the router IP address. Gavin
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