Avaya 3524gt, Troubleshooting Manual, Page: 5 / 88

Contents
Chapter 1: Purpose of this document...............................................................................
7
Chapter 2: New in this release...........................................................................................
9
Chapter 3: Introduction......................................................................................................
15
Chapter 4: Troubleshooting planning...............................................................................
17
Chapter 5: Troubleshooting fundamentals.......................................................................
19
Port mirroring............................................................................................................................................ 19
Port mirroring limitations...................................................................................................................
19
Port mirroring commands................................................................................................................. 20
Port statistics.............................................................................................................................................
20
System logs............................................................................................................................................... 20
Remote logging.........................................................................................................................................
20
Software Exception Log............................................................................................................................ 21
Show environmental..................................................................................................................................
21
ASCII Config Generator (ACG)................................................................................................................. 21
CPU and Memory Utilization.....................................................................................................................
21
SNMP trap enhancements........................................................................................................................ 22
SNMP Trap list web page in EDM.............................................................................................................
22
Remote monitoring (RMON) (RFC1757) per port Statistics History Alarm and Events............................ 22
Avaya knowledge and solution engine......................................................................................................
23
Chapter 6: General diagnostic tools.................................................................................
25
ACLI command modes.............................................................................................................................. 25
Chapter 7: Initial troubleshooting......................................................................................
27
Gather information....................................................................................................................................
27
Chapter 8: Emergency recovery trees..............................................................................
29
Emergency recovery trees........................................................................................................................ 29
Corruption of flash.....................................................................................................................................
29
Incorrect Port VLAN Identifier (PVID)........................................................................................................ 31
Uplink ports not tagged to VLAN...............................................................................................................
32
Agent Recovery......................................................................................................................................... 35
Locating the switch console ports.............................................................................................................
36
Using the Diagnostics Menu..................................................................................................................... 37
Example Checking PVID of ports..............................................................................................................
39
Example VLAN Interface VLAN IDs.......................................................................................................... 39
Tagging options.........................................................................................................................................
40
Chapter 9: Troubleshooting hardware..............................................................................
41
Check power............................................................................................................................................. 43
Check port.................................................................................................................................................
45
Check fiber port......................................................................................................................................... 46
Replace unit..............................................................................................................................................
48
Chapter 10: Troubleshooting ADAC..................................................................................
51
IP phone is not detected........................................................................................................................... 52
Correct filtering.................................................................................................................................
52
Reload ADAC MAC in range table................................................................................................... 53
Reduce LLDP devices......................................................................................................................
55
Troubleshooting March 2013 5