Table 61: show controllers t1 and show controllers t1 tabular Field Descriptions
Description
Field
T1 channel is operating. The channel state can be up,
down, or administratively down. Loopback conditions
are shown by (Locally Looped) or (Remotely
Looped).
T1 0/4/2/0/1 is up
Mode of the T1 controller, which can be ATM.
mode
DS0 time slots assigned to the T1 channel.
timeslots
Performance monitoring is through Facility Data Link
based on ANSI T1.403 specification or AT&T
standard specification number 54016.
FDL per
spec-name
spec.
Any alarms detected by the T1 controller are
displayed here. Possible alarms are as follows:
•
Transmitter is sending remote alarm.
•
Transmitter is sending AIS.
•
Receiver has loss of signal.
•
Receiver is getting AIS.
•
Receiver has loss of frame.
•
Receiver has remote alarm.
•
Receiver has no alarms.
Receiver has no alarms.
Framing type on the channelized controller. Values
are ESF and SF.
Framing
Line coding format on the channelized controller.
Values are AMI or B8ZS.
Line Code
Clock source on the T1 channel. Values are internal
and line.
Clock Source
Shows the current accumulation period, which rolls
into the 24-hour accumulation every 15 minutes. The
accumulation period is from 1 to 900 seconds. The
oldest 15-minute period falls off the back of the
24-hour accumulation buffer.
Data in current interval (seconds elapsed)
Line Code Violations (LCVs) is a count of both
Bipolar Violations (BPVs) and Excessive Zeros
(EXZs) that occur over the accumulation period. An
EXZ increments the LCV by one regardless of the
length of the zero string.
Line Code Violations
Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Command Reference,
Release 5.3.x
1051
T3, E3, T1, E1 Controller Commands on the Cisco ASR 9000 Series Router
show controllers t1