[ILUG] Class C Addresses

[Justin Mason]

"Treanor, Ciaran" said:

> I'm probably going to regret this but... what's the obsession with have
> so many public IP addresses? Will a smaller address space and NAT not
> work in a lot of cases?
> Don't get me wrong, I'm not opposed to IPv6 or anything
> (http://www.cs-ipv6.lancs.ac.uk/ipv6/6Bone/Whois/BROADCOM.html)
> but aren't a couple of IP addresses sufficient for most
> small-medium sized companies

It's true; and most companies (and home networks etc.) use NAT nowadays.
But the big problem with NAT is the few protocols which *don't* work
well with it -- especially IPSec.

--j.