Date: Thu, 4 May 2006 22:22:15 -0300 (ADT) From: "Marc G. Fournier" <scrappy@hub.org> To: Gavin Atkinson <gavin.atkinson@ury.york.ac.uk> 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: <20060504222200.Y1147@ganymede.hub.org> In-Reply-To: <1146757681.4321.37.camel@buffy.york.ac.uk> 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> <1146757681.4321.37.camel@buffy.york.ac.uk>
next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, 4 May 2006, Gavin Atkinson wrote: > 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 (outdated) ARP cache on the other hosts.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. Woo hoo! Worked like a charm :) Many thanks ... ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20060504222200.Y1147>