Cisco Systems 8600 Series manual Symptom Probable Cause Remedy

			Troubleshooting the BPX Switch
Table 11-1	Troubleshooting the BPX Switch (Continued)
Symptom		Probable Cause	Remedy
BXM Port LED is red or orange		Trunk is in local or remote alarm.	Use NMS dsptrk screen to confirm trouble.
(BXM configured for trunk
mode).
BNI Port LED is red or orange.		Trunk is in local or remote alarm.	Use NMS dsptrk screen to confirm trouble. Use short BNC
			loopback cable at LM-BNI connectors for local test of trunk.
			Loop trunk at DSX-3 crossconnect to check cable.
No BXM card or port LED on.		No trunks or lines, as applicable	Up at least one of the trunks or lines, as applicable, associated
		on card are upped. Card has not	with the card (Trunks if BXM configured for trunk
		necessarily failed.	mode, lines if BXM configured for port mode).
No BME card or port LED on.		No lines are upped. Card has not	Up at least one of lines, as applicable, associated with the
		necessarily failed.	card.
No BNI card or port LED on.		No trunks on card are upped.	Up at least one of the trunks associated with the card.
		Card not necessarily failed.
BXM Port LED is red or orange		Line is in local or remote alarm.	Use NMS dsplns screen to confirm trouble.
(BXM configured for port
mode)
BME Port LED is red or orange		Line is in local or remote alarm.	Use NMS dsplns screen to confirm trouble.
ASI Port LED is red or orange.		Line is in local or remote alarm.	Use NMS dsplns screen to confirm trouble.
No ASI card or port LED on.		No lines on card are upped. Card	Up at least one of the two lines associated with the card.
		not necessarily failed.
BCC fail LED flashing		Downloading system software or	Wait for download to complete.
		configuration data.
BCC LAN LED flashing		Normal for node connected to	Check that the cabling to the NMS is firmly connected to the
		NMS terminal over Ethernet. If it	LAN port on the LM-BCC back card. An alternate
		does not flash, there may be	connection is to the control port.
		problems with node to NMS data
		path.
No BCC card LED on.		Preparing to download new	Wait for download to begin.
		software (momentary condition).

Command issued to run a software rev. that was not available in the network.

Check that proper s/w rev. is available on another node or on NMS.

Repair and Replacement 11-3