Table 8-8. M13 Mux Far-End Alarms; Far-End Alarms - ADTRAN MX2820 System Manual

MX2820 System Manual

Far-End Alarms

Table 8-8 provides information for far-end alarms.
Far-End Alarm Description
FE LOS This alarm indicates the far-end unit has lost the RX
signal.
FE AIS This alarm indicates the far-end unit is receiving an AIS
(blue) alarm condition from the network. AIS alarms
occur when consecutive 1010s are received in the
information bits. This indicates there is a transmission
fault located either at the transmitting terminal or
upstream from the transmitting terminal.
FE OOF This alarm indicates that the far-end unit has lost
framing on the DS3.
FE IDLE This alarm indicates the far-end unit is receiving an idle
indication on the DS3.
FE DS3 FAIL SA This alarm indicates the far-end unit or network is
reporting a service affecting (SA) DS3 equipment failure.
FE DS3 FAIL This alarm indicates the far-end unit or network is
NSA reporting a non-service affecting (NSA) common
equipment failure.
FE CMN EQPT This alarm indicates the far-end unit or network is
FAIL reporting a NSA common equipment failure.
FE MULT DS1 This alarm indicates the far-end unit is experiencing a
LOS Loss-of-Signal (LOS) on multiple DS1s.
FE SNG DS1 This alarm indicates the far-end unit is experiencing an
LOS LOS on a single DS1.
FE DS1 FAIL SA This alarm indicates the far-end unit is experiencing an
SA DS1 equipment failure.
FE DS1 FAIL This alarm indicates the far-end unit is experiencing an
NSA NSA DS1 equipment failure.
8-12

Table 8-8. M13 MUX Far-End Alarms

Severity Level
Minor
Alert
Minor
Alert
Minor
Minor
Minor
Minor
Minor
Minor
Minor
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