User's Manual
Table Of Contents
- Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router
- Contents
- Chapter 1 About This Guide
- Chapter 2 Introduction
- Chapter 3 Connecting the Router to the Internet
- What You Need Before You Begin
- Connecting the DG834GT to Your LAN
- Auto-Detecting Your Internet Connection Type
- Testing Your Internet Connection
- Manually Configuring Your Internet Connection
- Chapter 4 Wireless Configuration
- Chapter 5 Protecting Your Network
- Chapter 6 Managing Your Network
- Chapter 7 Advanced Configuration
- Chapter 8 Troubleshooting
- Appendix A Technical Specifications
- Appendix B Network and Routing Basics
- Appendix C Preparing Your Network
- Preparing Your Computers for TCP/IP Networking
- Configuring Windows 95, 98, and Me for TCP/IP Networking
- Configuring Windows NT4, 2000 or XP for IP Networking
- DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4
- Configuring the Macintosh for TCP/IP Networking
- Verifying the Readiness of Your Internet Account
- Restarting the Network
- Appendix D Wireless Networking Basics
- Glossary
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router
B-6 Network and Routing Basics
August 2004
The following table displays several common netmask values in both the dotted-decimal and the
masklength formats.
NETGEAR strongly recommends that you configure all hosts on a LAN segment to use the same
netmask for the following reasons:
• So that hosts recognize local IP broadcast packets
Table 8-1. Netmask Notation Translation Table for One Octet
Number of Bits Dotted-Decimal Value
1 128
2 192
3 224
4 240
5 248
6 252
7 254
8 255
Table 8-2. Netmask Formats
Dotted-Decimal Masklength
255.0.0.0 /8
255.255.0.0 /16
255.255.255.0 /24
255.255.255.128 /25
255.255.255.192 /26
255.255.255.224 /27
255.255.255.240 /28
255.255.255.248 /29
255.255.255.252 /30
255.255.255.254 /31
255.255.255.255 /32