Chapter 28 Troubleshooting; Preventive Maintenance; Software Error And Abort Tables - Cisco BPX 8620 Installation And Configuration Manual

Troubleshooting
This chapter describes periodic maintenance procedures and general troubleshooting procedures.
Contents of this chapter include:
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After an alarm occurs, use the BPX switch software to isolate the problem. If a BPX switch part has
failed, then it must be replaced (see Chapter 29, "Replacing Parts").

Preventive Maintenance

You perform most monitoring and maintenance of the BPX switch via the BPX switch operating system
software. Preventive maintenance of the BPX switch hardware is minimal and requires only that you
periodically check:
1.
2.
3.
4.

Software Error and Abort Tables

The BPX software logs noncritical errors into the Software Error Table and contains up to 12 entries.
The BPX 9.3.X software logs critical errors into a separate Software Abort Table, so that there is no
chance of critical errors being overwritten by noncritical errors. It contains up to 12 entries. Use the
command dspabortlog to display the contents of the Software Abort Table and the command
clrabortlog to clear it.
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005
Preventive Maintenance
Troubleshooting the BPX Switch
APS Configuration Problems
Operational Problems
BME Connection Diagnostics
Troubleshooting VSI Problems
Troubleshooting Commands
The node supply voltage and internal cabinet temperature by using the dspasm command. The
temperature should not exceed 50°C.
The event log by using the dsplog command.
The Software Abort Table by using the dspabortlog command.
The network alarm status by using the dspalms command.
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