Chapter 6 Alarms and Events
LRM Alarms and Events
316 SSU-2000 Technical Reference 12713020-003-2 Revision F.01 – January 2007
LRM Alarms and Events
There are two Line Re-timing Modules available for the SSU-2000:
Quad E1 LRM
Dual/Quad DS1 LRM
This section describes the alarms and events for each of the available LRMs.
Quad E1 LRM
Table 6-18 lists the alarms and events for the Quad E1 Line Re-timing Module, and
includes the typical response for each alarm or event, it’s event number, and a
description or a suggested corrective action. The SNMP MIB trap is listed in the
Alarm/Event/Trap Description column. Table 6-19 lists the default parameters for the
E1 Line Re-timing Module alarms.
Table 6-18. E1 LRM Alarm and Event Messages
Alarm/
Event/
Trap ID
Typical Alarm/Event/Trap
Response
Description/
Corrective Action
000 LOS, Fault Verify signal is connected. To extinguish alarm, disable port.
001 AIS, Fault Verify input signal is good. Port can be disabled.
002 LOF, Fault Loss of frame
003 BPV, Fault Verify port ZS is on. Verify signal is good
004 SLIP, Fault Accumulated slip value exceeded threshold setting
005 LOS, Side2, Fault Verify signal on side 2 is connected. Can be cleared by disabling
port.
010 REF PLL, Fault Verify clock reference source is good. Reference PLL is unlocked
011 CT/A Fuse, Fault Verify CT/A fuse is good
012 CT/A, Fault CT/A present/not present, Mismatch Dual/Quad
129 Install, E1 LRM Module Module Installed
130 Remove, E1 LRM Module Module Removed
131 Enable, E1 LRM Module,
COML
Module Enabled
132 Disable, E1 LRM Module,
COML
Module Disabled
133
Restart, in 5 seconds, COML
User request for a module to reboot
145 CT/A, Not Installed Assembly not installed
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