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

Marc G. Fournier scrappy at hub.org
Thu May 4 15:20:37 UTC 2006

On Thu, 4 May 2006, Rutger Bevaart wrote:

> On May 4, 2006, at 4:30 PM, Marc G. Fournier wrote:
>> 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 :(
> In colo or datacenter environments ISP's and Telco's are not too eager about 
> gratuitous ARPs, as they can be a sign of hacking activities (trying to 
> intercept traffic to neighboring hosts or network devices). At any rate, the 
> em-driver should broadcast the same way as bge or any of the others. I'll try 
> to capture some ARP traffic on a em interface and see if it looks ok.
> What would be the best way to add an alias IP without other funny things in 
> the OS being triggered? Just do 'ifconfig em1 (aliasip) netmask (mask) bcast 
> [bcat) alias' ?

All I ever do is:

ifconfig em0 alias <ip> netmask

maybe that's the problem, there is something else I should be adding?

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

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