Allocations for "always-on" ISPs

> I fail to see your point,  why are so many people against NAT? in an isp
> situation..

There are lots of reasons for this, the most inportant perhaps is that it
only supports
well known/well behaved protocolls. (Personaly I have still not been able
to make H.323 work properly with NAT from a "well known router
manufacturer".)

One view on this that was presented at the last RIPE meeting may be viewed
at:

- - --------------------------------------
7.  RESTORING THE TRANSPARENCY
- - --------------------------------------

Presentation with slides by MASATAKA OHTA, Ph. D, Research
Associate at the Computer Center of Tokyo Institute of Technology.

http://www.ripe.net/ripe/meetings/archive/ripe-37/presentations/address/inde
x.html

-hph