Netgear Router WGT624 V3 User Manual

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
Network, Routing, Firewall, and Basics B-11
202-10090-01, April 2005
Stateful Packet Inspection
Unlike simple Internet sharing routers, a firewall uses a process called stateful packet inspection to 
ensure secure firewall filtering to protect your network from attacks and intrusions. Since 
user-level applications such as FTP and web browsers can create complex patterns of network 
traffic, it is necessary for the firewall to analyze...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
B-12 Network, Routing, Firewall, and Basics
202-10090-01, April 2005
Category 5 Cable Quality
Category 5 distributed cable that meets ANSI/EIA/TIA-568-A building wiring standards can be a 
maximum of 328 feet (ft.) or 100 meters (m) in length, divided as follows:
20 ft. (6 m) between the hub and the patch panel (if used)
295 ft. (90 m) from the wiring closet to the wall outlet
10 ft. (3 m) from the wall outlet to the desktop device
The...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
Network, Routing, Firewall, and Basics B-13
202-10090-01, April 2005 Figure B-1:  Straight-Through Twisted-Pair Cable
Figure B-2 illustrates crossover twisted pair cable.
Figure B-2:  Crossover Twisted-Pair Cable
Figure B-3:  Category 5 UTP Cable with Male RJ-45 Plug at Each End 

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
B-14 Network, Routing, Firewall, and Basics
202-10090-01, April 2005
Note: Flat “silver satin” telephone cable may have the same RJ-45 plug. However, using telephone 
cable results in excessive collisions, causing the attached port to be partitioned or disconnected 
from the network.
Uplink Switches, Crossover Cables, and MDI/MDIX Switching
In the wiring table above, the concept of transmit and receive are from the perspective of the...

Preparing Your Network C-1
202-10090-01, April 2005
Appendix C
Preparing Your Network
This appendix describes how to prepare your network to connect to the Internet through the 
WGT624 v3 108 Mbps Wireless Firewall Router and how to verify the readiness of broadband 
Internet service from an Internet service provider (ISP).
Preparing Your Computers for TCP/IP Networking
Computers access the Internet using a protocol called TCP/IP (Transmission Control Protocol/
Internet Protocol). Each computer on your...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
C-2 Preparing Your Network
202-10090-01, April 2005
In your IP network, each PC and the firewall must be assigned a unique IP addresses. Each PC 
must also have certain other IP configuration information such as a subnet mask (netmask), a 
domain name server (DNS) address, and a default gateway address. In most cases, you should 
install TCP/IP so that the PC obtains its specific network configuration information automatically 
from a...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
Preparing Your Network C-3
202-10090-01, April 2005
You must have an Ethernet adapter, the TCP/IP protocol, and Client for Microsoft Networks.
If you need to install a new adapter, follow these steps:
a.Click the Add button.
b.Select Adapter, and then click Add.
c.Select the manufacturer and model of your Ethernet adapter, and then click OK.
If you need TCP/IP:
a.Click the Add button.
b.Select Protocol, and then click Add.
c.Select...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
C-4 Preparing Your Network
202-10090-01, April 2005
If you need Client for Microsoft Networks:
a.Click the Add button.
b.Select Client, and then click Add.
c.Select Microsoft.
d.Select Client for Microsoft Networks, and then click OK.
3.Restart your PC for the changes to take effect.
Enabling DHCP to Automatically Configure TCP/IP Settings
After the TCP/IP protocol components are installed, each PC must be assigned specific 
information...

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
Preparing Your Network C-5
202-10090-01, April 2005
Verify the following settings as shown: 
• Client for Microsoft Network exists
• Ethernet adapter is present
• TCP/IP is present
•Primary Network Logon is set to 
Windows logon
Click on the Properties button. The 
following TCP/IP Properties window will 
display.  

Reference Manual for the 108 Mbps Wireless Firewall Router WGT624 v3
C-6 Preparing Your Network
202-10090-01, April 2005
Selecting Windows’ Internet Access Method
1.On the Windows taskbar, click the Start button, point to Settings, and then click Control Panel.
2.Double-click the Internet Options icon.
3.Select “I want to set up my Internet connection manually” or “I want to connect through a 
Local Area Network” and click Next.
4.Select “I want to connect through a Local Area Network” and click Next....