Re: IP filters/subnetting.

Stephen Fisher (lithium@cia-g.com)
Tue, 15 Apr 1997 20:38:12 -0600 (MDT)

On Tue, 15 Apr 1997, Chad Scott wrote:

> On Mon, 14 Apr 1997, Robert Hayne wrote:
>
> > 1.2.3.1 to 1.2.3.63 1st subnet
> > 1.2.3.64 to 1.2.3.127 2nd subnet
> > 1.2.3.128 to 1.2.3.191 3rd subnet
> > 1.2.3.192 to 1.2.3.255 4th subnet

> Depending on who you ask, this arrangement is invalid. The first and
> last subnets are unusable. I'm not sure whether the PM2E supports this
> arrangement or not (MegaZone?).

Very old information, all routers today (including ComOS boxes) support
routing of the first and last subnets automatically.

Steve