
Table of Contents
P-2602HWUDL-D User’s Guide
22
29.6 Restart ............................................................................................................................. 415
29.7 Using FTP or TFTP to Back Up Configuration ................................................................ 415
29.7.1 Using the FTP Commands to Back Up Configuration ............................................ 415
29.7.2 FTP Command Configuration Backup Example ................................................... 416
29.7.3 Configuration Backup Using GUI-based FTP Clients ............................................ 416
29.7.4 Backup Configuration Using TFTP ......................................................................... 417
29.7.5 TFTP Command Configuration Backup Example .................................................. 417
29.7.6 Configuration Backup Using GUI-based TFTP Clients .......................................... 417
29.8 Using FTP or TFTP to Restore Configuration ............................................................... 418
29.8.1 Restore Using FTP Session Example .................................................................... 418
29.9 FTP and TFTP Firmware and Configuration File Uploads .............................................. 418
29.9.1 FTP File Upload Command from the DOS Prompt Example ................................. 419
29.9.2 FTP Session Example of Firmware File Upload .................................................... 419
29.9.3 TFTP File Upload ................................................................................................... 420
29.9.4 TFTP Upload Command Example ......................................................................... 420
Chapter 30
Diagnostic ............................................................................................................................. 421
30.1 General Diagnostic ......................................................................................................... 421
30.2 DSL Line Diagnostic ...................................................................................................... 421
Chapter 31
Troubleshooting.................................................................................................................... 425
31.1 Power, Hardware Connections, and LEDs ...................................................................... 425
31.2 ZyXEL Device Access and Login .................................................................................... 426
31.3 Internet Access ................................................................................................................ 428
31.4 Phone Calls and VoIP ......................................................................................................429
31.5 Multiple SIP Accounts ...................................................................................................... 429
31.5.1 Outgoing Calls ........................................................................................................ 429
31.5.2 Incoming Calls ........................................................................................................ 430
31.6 USB Device Connection .................................................................................................. 431
Chapter 32
Product Specifications .........................................................................................................433
Part V: Appendices and Index ............................................................ 445
Appendix A Setting up Your Computer’s IP Address............................................................ 447
Appendix B Pop-up Windows, JavaScripts and Java Permissions ...................................... 469
Appendix C IP Addresses and Subnetting ........................................................................... 477
Appendix D Wireless LANs .................................................................................................. 485
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