Class B Subnet

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)

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