em(4) device still 'freezes' on latset CVSup'd 6.x ...

Marc G. Fournier scrappy at hub.org
Thu May 4 15:27:24 UTC 2006

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 (outdated) ARP cache on the other hosts.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 :)

Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email: scrappy at hub.org           Yahoo!: yscrappy              ICQ: 7615664

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