Getting a "portable" /19 or /20

Tue Apr 10 19:46:02 UTC 2001

On Tue, 10 Apr 2001, Stephen Sprunk wrote:

> No, the reason we have NAT is because it's a lot easier for novice
> network administrators to divvy up and route 10/8 than it is 208.x.x/20.
> Any leaf network can get all the non-portable addresses they want, for a
> price.
> 
> There's also a general perception that NAT increases security; some
> "security" companies go so far as to say NAT removes the need for a
> firewall.  It's amazing how many network admins believe this.

Some also say that firewalls/nats remove the need to secure your systems.