[c-nsp] Proxy ARP -- To disable, or not to disable..

[Asbjorn Hojmark - Lists]

> 	There's reasons for both, but as a service provider
> there's no reason to have proxy-arp enabled on customer facing
> interfaces.

*No* reason?

If the customers are residential and your access network is Layer
2, you're very likely to run Private VLANs. Private VLANs require
Local Proxy ARP. Local Proxy ARP requires Proxy ARP.

There's one.

-A