Re: Subnetting

Stephen Zedalis (tintype@exis.net)
Thu, 7 Nov 1996 05:40:27 -0500 (EST)

On Thu, 7 Nov 1996, Greg Jarman wrote:

> I'm subnetting a class C, and I keep reading that I can't use the all 1s
> and all 0s networks. However, I want 64 host subnets which means I'm
> wasting alot of address space.
>
> I remember reading (on this mailing list, I think) that this restriction
> can safely be ignored?
>
> Is that true? Why has it changed?

The all 1's subnet can definitely be used. The all 0's can be used
with most newer equipment including the Livingston's. Some routers
ala Cisco have a subnet-zero command to enable users to use the
all zeros subnet.

*******************************************************************
Stephen Zedalis Exis Net Inc.
System Administrator Hampton Roads' Premier Internet Provider
tintype@Exis.Net Web Page: http://www.Exis.Net
Email: support@Exis.net
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