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1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 2-435
© 2000, ADC Telecommunications, Inc.
TAP-100
Page 16 of 23
Table 4-1. Alarm Identifications, continued
ALARM
MESSAGE
SEVERITY IMPACT DESCRIPTION SUGGESTED COURSE OF ACTION
Remote
Failure
Indication
Line
RFI-L
Major Service
affecting.
SONET far end has
detected an AIS-L
condition.
See above.
Remote
Failure
Indication
Path
RFI-P
Major –
currently an
information
al alert.
Service
affecting
Far end has detected an
AIS-P condition.
See above..
Secondary
Derived
DS1
Source
Failed
Major Not service
affecting
The reference source for
the secondary clock has
failed.
Check source (external, optical
in, or other AIC card) for
alarms and correct as
necessary.
Severely
Errored
Frame
Seconds
Threshold
Crossing
Alert
SEFS-tca
Information
al Alert
Service
Degradation
DSX Severely errored
frame seconds threshold
crossing alert.
The incoming signal frame has
an error rate of 1.6E-5 or worse
for a period of time less than ten
seconds. An SES can also be
caused by a physical failure
such as LOS for less than ten
seconds
. Examine the physical
circuit to determine
if there are
any impairments.
Severely
Errored
Frame
Seconds
Section
Threshold
Crossing
Alert
SEFS-Stca
Information
al Alert
Service
Degradation
Severely errored frame
seconds threshold crossing
alert for section layer.
The incoming signal frame has
an error rate of 1.6E-5 or worse
for a period of time less than ten
seconds. An SES can also be
caused by a physical failure
such as LOS for less than ten
seconds
. Examine the physical
circuit to determine
if there are
any impairments.
Severely
Errored
Seconds
Line Far
End
Threshold
Crossing
Alert
SES-
LFETca
Information
al Alert
Service
Degradation
Severely errored seconds
threshold crossing alert for
line layer at far end.
The far end line has an error
rate of 1.6E-5 or worse for a
period of time less than ten
seconds. An SES can also be
caused by a physical failure
such as LOS for less than ten
seconds. Examine the physical
circuit to determine
if there are
any impairments.
(continued)