It means a 24 bit netmask.
in binary a 24 bit mask would look like
11111111.11111111.11111111.00000000

which = 255.255.255.0

Very useful info to learn if you need to subnet or supernet your network.

Clay
----- Original Message -----
From: "Matthew McCleary" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, April 14, 2000 10:09 AM
Subject: IP addressing conventions


> I was wondering if someone could tell me, what does it mean when someone
> writes an IP address as something like "192.168.1.0/24" ? What does the
> "/24" mean? I kind of got the impression that it implies that they own
> IP's 1 through 24, but maybe not. Could it be some sort of netmask?
>
> <-- .\\ -->
> Matthew S. McCleary, Network Administrator          [EMAIL PROTECTED]
> Los Alamos Community Network                        Work: (505) 662-6020
> 148 Central Park Square                             Home: (505) 672-3409
> Los Alamos, NM 87544 USA                            Cell: (505) 670-3126
> Web: http://www.los-alamos.net/~myrrh               ICQ: 52176494
>
>
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