On Friday, June 14, 2002, at 11:34 , Tim Musson wrote:

> Hey Mat,
>
> My MUA believes you used NeoMail 1.25
> to write the following on Friday, June 14, 2002 at 9:04:54 AM.
>
> MH> actually, it should only be 1-254 inclusive as 255 is reserved for
> MH> broadcast or other special addresses (sometimes not used atall).
> MH> oficially the 255 node it ignored.
>
> I don't like it, but I have seen things like 10.255.0.13

remember that if someone has made one large and wide Class A

        10.0.0.0/8

then the network address would be at 10.0.0.0
and the broadcast address would be at 10.255.255.255

which would mean that there would be 'host addresses' at

        10.0.0.255
        10.0.1.255
        ....

hence if your perl parser were, by default, to
throw away any dotQuad that ended in 255 you
would miss that whole Stack of hosts.

ciao
drieux

---

WARNING - making One Big Fat RFC1918 Class A address
space is not a Recommended Practice - for a wealth
of reasons not within scope of this list, and for
which I am more than willing to tell you for the
right cash compensation, small non-sequential bills,
in two steamer trunks.....


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