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February 2003 4-5
1000-A2-GN22-00 4. Troubleshooting
CP Card MP lost connection to active CP
CPX Shelf CPX is down
Lost communication with network management system
T1 Transition card missing
Card failed
Device not responding
Interface group Card on a slot is not a T1 card
Missing T1 card on slot
Missing T1 port for DS1
IG Control
Channel
Primary and Secondary link failure
IAD IAD configuration error
Protection Group Port does not exist or is incompatible
CME configuration is out of sync with CPX
CPX failed to complete an automatic switchover attempt.
CRITICAL
indicator is on
(continued)
PSTN Loss of signal or loss of frame - section
Alarm indication signal – line or STS path
Loss of pointer or unequipped STS path
Payload label mismatch - STS path
T-1 ports PSTN Loss of frame - DS1
MAJOR
indicator is on
ATM Ports DS3 far end receive failure, loss of cell or
out of cell delineation state
DS3 red alarm
CP Card CP was removed, is faulty, or lost heartbeat to peer CP
CPX Shelf Power supply not connected or failed
Fan failed
IAD Lost link with IAD
IG control
channel
CCS PPS primary or secondary link down
CCS primary or secondary link down
EOC PPS primary or secondary link down
EOC primary or secondary link down
Protection Group Protection Group is down
Table 4–2. Telco Status Indicators (Continued)
Symptom Possible Cause Further Isolation of Alarm