
38 Troubleshooting
-> date
Now analyzing the sniffer capture is easy. Ensure that the buffers on
each sniffer are configured to wrap around and write to file.
•
When sniffing a LTPS card, try to capture the CLI output at the
same time. Use the same sniffer PC (that uses the COM port and
plugs into the faceplate). Retrieve log files from the LTPS cards for
cross-referencing.
•
You can perform port mirroring, using the ethportmirror command, to
connect LAN analyzer equipment to the Layer 2 switch and capture
LAN traffic on external LAN ports (such as Layer 2 TLAN/ELAN and
100BaseT Media Gateways). You can also use port mirroring to
capture the Signaling or proprietary message traffic (Mindspeed Tone
and Conf Module, Expansion Boards, and VoIP Daughter Boards)
between internal Layer 2 components. For more information about
using the ethportmirror command, see "“ethportmirror” (page 322)".
Reset conditions for IP Phones
If an IP Phone resets, it stores the reason for the reset in its nonvolatile
memory. The information prints from the maintenance port of the connect
Server and in the log file when the IP Phone registers again, as follows.
31/10/02 17:39:41 LOG0006 CSV: 192.168.20.11 Connecting to
node 7812,
TN: 61-01, 0x6005 [Soft Reset: Watchdog timeout, code: 1]
31/10/02 17:39:50 LOG0006 CSV: 192.168.20.12 Connecting to
node 7812,
TN: 61-00, 0x6004 [Soft Reset: Watchdog timeout, code: 1]
Use the “usiQueryResetReason ” (page 289) command to retrieve this
information. The data is valid only until the next reset occurs, which
overwrites the prior value.
Reset conditions for the IP Softphone 2050
The IP Softphone 2050 resets if one of the following conditions occurs:
• The watchdog timer expires.
• The IP Softphone 2050 is instructed to hard or soft reset by the CS
1000.
• IP Softphone 2050 change.
• Firewall applications that intercept or delay packets, cause the
IP Softphone 2050 to reset because the Watchdog timer expires.
Nortel Communication Server 1000
Troubleshooting Guide for Distributors
NN43001-730 02.02 31 December 2009
Copyright © 2008-2009 Nortel Networks. All Rights Reserved.
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