viii Contents
Appendix A
Technical Specifications
Appendix B
Network and Routing Basics
Basic Router Concepts .................................................................................................. B-1
What is a Router? ................................................................................................... B-1
Routing Information Protocol ................................................................................... B-2
IP Addresses and the Internet ................................................................................. B-2
Netmask .................................................................................................................. B-4
Subnet Addressing .................................................................................................. B-5
Private IP Addresses ............................................................................................... B-7
Single IP Address Operation Using NAT ................................................................. B-8
MAC Addresses and Address Resolution Protocol ................................................. B-9
Domain Name Server .............................................................................................. B-9
IP Configuration by DHCP .................................................................................... B-10
Wireless Networking .....................................................................................................B-11
Wireless Network Configuration .............................................................................B-11
Ad-hoc Mode (Peer-to-Peer Workgroup) .........................................................B-11
Infrastructure Mode .........................................................................................B-11
Extended Service Set Identification (ESSID) ........................................................ B-12
Authentication and WEP Encryption ..................................................................... B-12
Wireless Channel Selection .................................................................................. B-13
Ethernet Cabling .......................................................................................................... B-15
Uplink Switches, Crossover Cables, and MDI/MDIX Switching ............................ B-15
Cable Quality ......................................................................................................... B-16
Glossary
Index