A Class B subnet is the most common subnet class used by large organizations. There are 65,534 available IP addresses in a Class B subnet. A Class B subnet shares the first and second octets.
|Class B Subnet |
|IP Address Class ||Total # Of Bits For Network ID / Host ID ||1st Octet ||2nd Octet ||3rd Octet ||4th Octet |
|Class B ||16/16 ||11111111 (255) ||11111111(255) ||00000000(0) ||00000000(0) |