Re: all [0s|1]'s subnets

[bmanning () ISI EDU]

> I keep running into people (Ascend tech support, joeblow ISP tech support off the street)
> that say that it's improper to use the all 0s or all 1's subnets (ie .0 and whatever
> has .255 in it).  Since CIDR, I thought the philosophy was 'use everything', but I can't
> seem to find the explicit recommendation to start using the .0 subnet... can anyone
> help with a pointer to the pertinent RFC ?
>
>   --Zachary

RFC 1812
RFC 1878
RFC 1879

-- 
--bill
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