[c-nsp] Disable ARP

[Saku Ytti]

On (2006-08-25 23:32 +0200), Gert Doering wrote:
 
> If you have more than 4K customers, it's quite unlikely that they are
> terminating on the same switch, no?  "Just get a second router".

In residential business, it's very common. Residential business is
very different from corporate user business. In residential business
it's de'facto to put huge amount of users in same subnet, this can
be done without ill effects, but it's indeed more complex than
doing /30 per subscriber.

-- 
  ++ytti