On Sun, 23 Mar 2003 10:54:54 -0500 Kurt Wall <[EMAIL PROTECTED]> wrote:
> Hi, list, > > I've never been terribly clear on this, so I'll ask here. Given > a network address of, say, 192.168.0.0 and a netmask of /8, thus > 192.168.0.0/8, this means that 8 bits of the network address will > be used for the host address, which means that any address in the > range 192.168.0.1 - 192.168.0.255 will match. Am I correct? > you're backwards. 192.168.0.0/24 == 192.168.0.0-192.168.0.255 192.168.0.0/16 == 192.168.0.0-192.168.255.255 192.168.0.0/8 == 192.0.0.0-192.255.255.255 and 192.168.0.0/25 == 192.168.0.0-192.168.0.127 this is the VLSM subset of CIDR. The /# == the number of ones in the netmask. i.e., /8 == netmask 255.0.0.0, /24 == netmask 255.255.255.0, /25 = netmask 255.255.255.128 (note: linewrap above at no additional charge) Ciao, David A. Bandel -- Focus on the dream, not the competition. Nemesis Racing Team motto
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