Nortel Networks 8683POS User Manual
Chapter 4 Managing the Passport 8683POS Module
77
Using the Passport 8683POS Module
Alarms
Using Device Manager or the CLI, you can enable RMON globally or on a
port-by-port basis. Implementing RMON lets you set alarms relating to specific
events or variables.
port-by-port basis. Implementing RMON lets you set alarms relating to specific
events or variables.
Refer to Reference for the Passport 8000 Series Management Software Switching
Operations for more information on alarms.
Operations for more information on alarms.
lists the alarms that are specific to the Passport 8683POS Module. The
alarms are listed in order of priority.
Table 20 Passport 8683POS Module alarms
Name
Description
Section alarms
LOS
Loss of signal - not enough Rx power or fiber disconnected.
LOF
Loss of frame - unable to frame the signal correctly, possibly due
to improper timing setup.
to improper timing setup.
Line Alarms
L-AIS
Alarm Indication Signal - sent out when a port is disabled or
indicates another line failure.
indicates another line failure.
L-RDI
Remote Defect Indication - the result of a L-AIS or LOS/LOF at
the remote end.
the remote end.
Path Alarms
P-AIS
Path Alarm Indication Signal - indicates a propagation upstream
of a downstream L-AIS alarm or another path failure.
of a downstream L-AIS alarm or another path failure.
P-LOP
Path Loss of Pointer - the pointer to the Sonet SPE is not correct;
sometimes due to dirty fiber, or timing slips.
sometimes due to dirty fiber, or timing slips.
P-RDI
Path Remote Indicator - the result of a P-AIS alarm at the remote
end.
end.
P-SLM
Path Signal Label Mismatch - path labels do not match, in
particular the C2 label is mismatched. (The C2 label is used to
indicate scrambling according to RFC 2615.)
particular the C2 label is mismatched. (The C2 label is used to
indicate scrambling according to RFC 2615.)
P-UNEQ
Path is unequipped - the path is may not be provisioned to handle
traffic cross-connects.
traffic cross-connects.