[j-nsp] /31 subnet mask

[Christian Koch]

/31 is useless/unuseable

/31 = 255.255.255.254 - 2 addresses network address and broadcas, there is
no room for host addresses



On Sat, Mar 22, 2008 at 8:49 AM, sunnyday <cscosunny at gmail.com> wrote:

> hello can any one explain the use of a /31 subnet mask i know its for
> saving ip addresses etc etc but i need to know how it works,limitations
> and how to implement it.
> thank you
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