Carl Lowenstein wrote: > On Fri, Jun 6, 2008 at 10:51 AM, Karl Cunningham <[EMAIL PROTECTED]> wrote: >> On 6/6/2008 9:07 AM, Todd Walton wrote: >>> 167.190.45.0 (address) and 255.255.255.0 (mask) >>> >>> which yields an IP range of 167.190.45.1 up to 167.190.45.254. That's >>> fine. But then some of them are of the type: >>> >>> 167.190.1.24 (address) and 255.255.255.248 (mask) >>> >>> which yields an IP range of... ? >> If you think of the IP address and subnet mask as dotted-quad >> representations of binary numbers it might make more sense. >> >>> Sometimes the mask is like 255.255.240.0 or 255.255.255.192. Aagh! >>> What the heck is going on? Is there a calculator for this stuff? >> ipcalc is a Linux calculator for this stuff. >> >> $ ipcalc 167.190.1.24 255.255.255.248 >> Address: 167.190.1.24 10100111.10111110.00000001.00011 000 >> Netmask: 255.255.255.248 = 29 11111111.11111111.11111111.11111 000 >> Wildcard: 0.0.0.7 00000000.00000000.00000000.00000 111 >> => >> Network: 167.190.1.24/29 10100111.10111110.00000001.00011 000 >> HostMin: 167.190.1.25 10100111.10111110.00000001.00011 001 >> HostMax: 167.190.1.30 10100111.10111110.00000001.00011 110 >> Broadcast: 167.190.1.31 10100111.10111110.00000001.00011 111 >> Hosts/Net: 6 Class B >> > > There are 10 types of people in the world. Those who understand > binary and those who don't. >
LOL << 1 :-) ..j -- KPLUG-List@kernel-panic.org http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
