Hey guys, got a problem. Trying to set up a linux box for IP Masq. but when we give it the outside world IP, then the internal, both IP's are class "C" address with a class "C" subnet, but the box ...

Example #1 Class C Default Mask (No Subnets) 255.255.255.0 11111111.11111111.11111111.00000000 Example #2 Class C Mask for Six Subnets 255.255.255.224 11111111.11111111.11111111.11100000 ssshhhhh ...

When subnetting, when you want to define how many subnets you need, it's simply the smallest "n" such that 2^n provides at least the number of subnets you want to break the current subnet into.