NETGEAR WGT624 User Manual

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
Network, Routing, Firewall, and Basics B-3
202-10090-01, April 2005
Figure 7-1: 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.
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C
lass A
N
etwork Node
C
lass B
C
lass C
Network Node
Network Node

NETGEAR WGT624 Specifications

General

Wireless Standard	802.11g
Frequency Band	2.4 GHz
LAN Ports	4 x 10/100 Mbps
WAN Port	1 x 10/100 Mbps
Standards	IEEE 802.11g, IEEE 802.11b, IEEE 802.3, IEEE 802.3u
Wireless Data Rates	Up to 54 Mbps
Security	WPA, WEP
Firewall	SPI Firewall
Weight	270 g