9-12 61200290L1-1G
Section 9, Transaction Language 1 (TL1) MX2800 M13 Multiplexer System Manual
Table 9-3. MX2800 Alarm Events
AID
Notification
Code
Condition
Type
Service
Affecting
Location Description Recommended Action
REPT
ALM
T1
101-128 MN ACTLPBK SA NEND DS1 In-test No action. (This alarm is normal during DS1 loopback tests).
101-128 MJ LOS SA NEND Loss Of Signal Check DS1 facility entering MX2800 for valid signal.
REPT
ALM
T2
201-207 MJ OOF SA NEND DS2 Out Of Frame Check for DS3 alarms. If none, check settings at far-end M13
multiplexer.
201-207 MJ RAI SA FEND DS2 Remote Alarm Indication Check status Of DS2 at far-end M13 multiplexer.
REPT
ALM
T3
301 MN TSA SA NEND DS3 in-test No action (This alarm is normal during DS3 loopback tests.)
301 MN EXT-DS3 SA FEND FEND DS3 Equipment failure
SA
Examine far-end M13 multiplexer to determine the reason it has
signaled this condition.
301 MN LOS SA FEND FEND DS3 Loss of Signal Check DS3 facility entering the far-end M13 multiplexer.
301 MN OOF SA FEND FEND DS3 Out of Frame Check DS3 facility entering the far-end M13 multiplexer
(including checking the provisioned DS3 framing type).
301 MN AIS SA FEND FEND DS3 Alarm Indication
Signal
Check status of DS3 at far-end M13 multiplexer.
301 MN ISD SA FEND FEND DS3 Idle Check for DS3 idle signal at far-end M13 multiplexer.
301 MN EXT-DS3 NSA FEND FEND DS3 Equipment Failure
NSA
Examine far-end M13 multiplexer to determine the reason it has
signaled this condition.
301 MN EXT NSA FEND FEND Common Equipment
Failure
Examine far-end M13 multiplexer to determine the reason it has
signaled this condition.
301 MN LOS-M SA FEND FEND Multiple DS1 Loss of
Signal
Check for loss of signal at DS1 ports on far-end M13 multi-
plexer.
301 MN EXT-DS1 SA FEND FEND DS1 Equipment Failure
SA
Examine far-end M13 multiplexer to determine the reason it has
signaled this condition.
301 MN LOS-S SA FEND FEND Single DS1 Loss of
Signal
Check for loss of signal at DS1 ports on far-end M13 multi-
plexer.
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