ZyXEL Communications IES-1248-51 User Manual page 26

IES-1248-51/51A/53 User's Guide
Chapter 58
Troubleshooting ................................................................................................... 431
58.1 The SYS or PWR LED Does Not Turn On .....................................................431
58.2 The ALM LED Is On .......................................................................................431
58.3 SFP LNK LEDs Do Not Turn On ....................................................................432
58.4 100/1000 LEDs Do Not Turn On ....................................................................432
58.5 100/1000 Ethernet Port Data Transmission ...................................................432
58.6 DSL Data Transmission .................................................................................433
58.7 There Is No Voice on an ADSL Connection ...................................................433
58.8 Testing Wiring .................................................................................................434
58.9 Local Server ...................................................................................................436
58.10 Data Rate ....................................................................................................436
58.11 Configured Settings ......................................................................................437
58.12 Password .....................................................................................................437
58.13 System Lockout ............................................................................................437
58.14 SNMP ...........................................................................................................437
58.15 Telnet ............................................................................................................438
58.16 Resetting the Defaults ..................................................................................438
58.17 Recovering the Firmware .............................................................................440
Appendix A
Default Settings.................................................................................................... 443
Appendix B
IES-1248 Specifications....................................................................................... 445
Appendix C
Pin Assignments .................................................................................................. 449
Appendix D
Removing and Installing a Fuse ........................................................................ 453
Index...................................................................................................................... 455
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58.16.1 Resetting the Defaults Via Command .................................................438
58.16.2 Uploading the Default Configuration File ............................................439
Table of Contents