ZyXEL Communications P-661HW User Manual page 20

P-661H/HW Series User's Guide
Chapter 22
Diagnostic............................................................................................................. 291
22.1 General Diagnostic ........................................................................................291
22.2 DSL Line Diagnostic .....................................................................................292
Chapter 23
Troubleshooting ................................................................................................... 293
23.1 Problems Starting Up the ZyXEL Device .......................................................293
23.2 Problems with the LAN ...................................................................................293
23.3 Problems with the WAN .................................................................................294
23.4 Problems Accessing the ZyXEL Device .........................................................295
Appendix A
Product Specifications ........................................................................................ 297
Appendix B
About ADSL .......................................................................................................... 301
Introduction to DSL ................................................................................................ 301
ADSL Overview...................................................................................................... 301
Advantages of ADSL .............................................................................................. 301
Appendix C
Wall-mounting Instructions................................................................................. 303
Appendix D
Setting up Your Computer's IP Address............................................................ 305
Windows 95/98/Me................................................................................................. 305
Windows 2000/NT/XP ............................................................................................ 308
Macintosh OS X ..................................................................................................... 313
Linux....................................................................................................................... 315
Appendix E
IP Subnetting ........................................................................................................ 319
IP Addressing......................................................................................................... 319
IP Classes .............................................................................................................. 319
Subnet Masks ........................................................................................................ 320
Subnetting .............................................................................................................. 320
Example: Two Subnets .......................................................................................... 321
Example: Four Subnets.......................................................................................... 323
Example Eight Subnets .......................................................................................... 324
Subnetting With Class A and Class B Networks. ................................................... 325
Appendix F
20 Table of Contents