NETGEAR WGT634U - 108 Mbps Wireless Storage Router Reference Manual page 103

Class A
Network
Class B
Network
Class C
Network
Figure 9-1: Three Main Address Classes
The five address classes are:
• Class A
Class A addresses can have up to 16,777,214 hosts on a single network. They use an eight-bit
network number and a 24-bit node number. Class A addresses are in this range:
1.x.x.x to 126.x.x.x.
• Class B
Class B addresses can have up to 65,354 hosts on a network. A Class B address uses a 16-bit
network number and a 16-bit node number. Class B addresses are in this range:
128.1.x.x to 191.254.x.x.
• Class C
Class C addresses can have 254 hosts on a network. Class C addresses use 24 bits for the
network address and eight bits for the node. They are in this range:
192.0.1.x to 223.255.254.x.
• Class D
Class D addresses are used for multicasts (messages sent to many hosts). Class D addresses are
in this range:
224.0.0.0 to 239.255.255.255.
• Class E
Class E addresses are for experimental use.
Network, Routing, Firewall, and Basics
Preliminary - Go to http://kbserver.netgear.com/products/wgt634U.asp for final manual
Preliminary Manual for the 108 Mbps Wireless Media Router WGT634U
Node
Node
Node
7261
B-3