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Contents vii
202-10099-01, April 2005
U sing the R outer as a D H CP server ......................................................................6-11
U sing Address R eservation ....................................................................................6-12
U sing a D ynamic D N S Service .....................................................................................6-13
Configuring Static R outes .............................................................................................6-14
E nabling R emote M anagement Access .......................................................................6-16
U sing U niversal P lug and P lay (U P nP ) ........................................................................6-18
Chapter 7
Troubleshooting
Basic Functioning ...........................................................................................................7-1
P ower Light N ot On ..................................................................................................7-1
Lights N ever Turn Off ...............................................................................................7-2
LAN or WAN P ort Lights N ot On ..............................................................................7-2
Troubleshooting the Web Configuration Interface ..........................................................7-3
Troubleshooting the ISP Connection ..............................................................................7-4
Troubleshooting a TCP /IP N etwork U sing a P ing U tility .................................................7-5
Testing the LAN P ath to Your R outer .......................................................................7-5
Testing the P ath from Your Computer to a R emote D evice .....................................7-6
R estoring the D efault Configuration and P assword ........................................................7-7
P roblems with D ate and Time .........................................................................................7-7
Appendix A
Technical Specifications
Appendix B
Network, Routing, Firewall, and Basics
R elated P ublications ...................................................................................................... B-1
Basic R outer Concepts .................................................................................................. B-1
W hat is a R outer? ................................................................................................... B-1
R outing Information P rotocol ................................................................................... B-2
IP Addresses and the Internet ....................................................................................... B-2
N etmask .................................................................................................................. B-4
Subnet Addressing .................................................................................................. B-4
P rivate IP Addresses ............................................................................................... B-7
Single IP Address Operation U sing N AT ....................................................................... B-7
M AC Addresses and Address R esolution P rotocol ................................................. B-8
R elated D ocuments ................................................................................................. B-9
D omain N ame Server .............................................................................................. B-9