Re: Is it safe to use 240.0.0.0/4

[Tom Paseka via NANOG <nanog () nanog org>]

You'll find as well, a lot of hosts (eg, I know at least Windows XP)
won't forward to Class E destinations.

-Tom

On Wed, Jun 17, 2015 at 2:50 PM, Ray Soucy <rps () maine edu> wrote:
> There is already more than enough address space allocated for NAT, you
> don't need to start using random prefixes that may or may not be needed for
> other purposes in the future.
>
> For all we know, tomorrow someone could write an RFC requesting an address
> reserved for local anycast DNS and it could be assigned from this block.
>
> On Wed, Jun 17, 2015 at 5:07 PM, Luan Nguyen <lnguyen () opsource net> wrote:
>
> > Is that safe to use internally? Anyone using it?
> > Just for NATTING on Cisco gears...
>
>
>
> --
> Ray Patrick Soucy
> Network Engineer
> University of Maine System
>
> T: 207-561-3526
> F: 207-561-3531
>
> MaineREN, Maine's Research and Education Network
> www.maineren.net