User guide

D-13
Cisco Media Gateway Manager 5.0 User Guide
OL-5461-02
Appendix D Statistics Summary
Service Line Statistics
D.2.2 SRM and SRME SONET Service Line
This section provides information about the statistics contained in the SONET group. The SONET line
statistics are applicable to the SRM and SRME cards on the Cisco MGX 8230, Cisco MGX 8250, and
Cisco MGX 8850 PXM1-based nodes.
Table D-9 lists the attributes that are common to all of the SONET line statistics.
The SRM and SRME SONET line statistics are used primarily for gathering billing and performance
data.
Table D-10 includes the description of each statistic and the point during the data flow at which the
statistic gathers the appropriate information. Each measurement point refers to the corresponding point
in Figure 1.
Table D-9 Attributes Common to all SONET Line Statistics
Object Attribute
Front Card SRM, SRME
Back Card SRM-3T3-NOBC
Object Type 1
Subobject Type 10
Default Peak Interval 60 seconds (fixed setting)
Table D-10 SRM and SRME SONET Line Statistics—Descriptions
Stat
ID
SRM and SRME SONET Line
Statistics
Subset of Other
Statistics
Ingress/Egress
Measurement Point Description
236 Sonet Loss of Signal — — Provides a count of the times a loss of signal
(LOS) is detected.
The count includes the number of LOS
alarms.
Range: 0 to (2
32
–1)
237 Sonet Loss of Frames — — Provides a count of the loss of frames (LOFs)
that are encountered by a SONET line.
Range: 0 to (2
32
–1)
238 Sonet Path alarm Indictn sgnl
secs
— — Provides a count of the alarm indication
signal (AIS) instances on the path.
Range: 0 to (2
32
–1)
239 Sonet Remote Failure
Indication
— — Provides a count of the remote failure
indications (RFIs) that occur.
Range: 0 to (2
32
–1)