System information

IPmux-8/16 User’s Manual Chapter 6 Performance Management
Viewing CT3 Port Statistics 6-15
Table 6-7. Channelized T3 Current Statistics Parameters
Parameter Remarks
Slot 3, 4
Port Channelized T3
Time Elapsed
(sec)
Amount of time that has passed since the beginning of the current 15-minute interval
0..899
LOS Loss of Signal failure
Sync. LED turns off during LOS
For T1:
Upon observing 192 contiguous pulse positions with no pulse of either positive or
negative polarity. (Signal is more than 30dB below nominal amplitude).
For E1:
Upon observing 255 contiguous pulse positions with no pulse of either positive or
negative polarity.
LOF
(RED alarm)
Loss of Frame, Local alarm
Sync. LED turns off during LOF
Declared when an OOF defect persists for 2.5 seconds and no AIS detect is present
OOF defect is the occurrence of a framing bits error
AIS Alarm Indication Signal - received from user
Sync. LED blinks during AIS
For T1:
Detected when an unframed "all 1" signal is received for 3 msec
For E1:
Detected when a string of 512 bits contains fewer than three zero bits
RDI Remote Defect Indication
LES Number of Line Errored Seconds
0..899
PES Counter associated with the number of P-bit Errored Seconds
0..899
PSES Counter associated with the number of P-bit Severely Errored Seconds
0..899
CES Number of C-bit Errored Seconds
0..899
CSES Number of C-bit Severely Errored Seconds
0..899
SEFS Counter associated with the number of Severely Errored Framing Seconds
0..899
UAS Unavailable Seconds
Number of seconds that the interface is unavailable. The system is unavailable after 10
continuous SES.
0..899