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Cisco BTS 10200 Softswitch Troubleshooting Guide, Release 5.0.x
OL-8723-19
Appendix C Overload Control
Operating
Service Interaction Manager Measurements
lists the new Service Interaction Manager measurements provided to support this feature.
Traffic Measurements Monitor Counters
lists the new Traffic Measurements Monitor (TMM) measurements provided to support this
feature.
Table C-5
Service Interaction Manager Measurements used by Overload Control
Measurement
Description
SIM_OC_TRIG_FILTERED
The number of triggers dropped when the FS is overloaded (a single counter is
used by SIM, which tracks the trigger filtering for all the FS). SIM will update
this counter every time it filters a trigger due to congestion on a FS.
SIM_OC_EMG_TRIG_FORCED
The number of emergency triggers (i.e. TRIGGER_911) forced when the FS is
overloaded (a single counter is used by SIM which tracks number of emergency
triggers forced for all the FS). SIM will update this counter every time when it
forces an emergency trigger (TRIGGER_911) to FS.
SIM_OC_TRIG_FORCED
The number of triggers forced when the FS is overloaded (a single counter is
used by SIM which tracks the number of forced triggers for all the FSs). SIM
will update this counter every time when it forces a trigger.
Table C-6
TMM Timers used by Overload Control
Measurement
Description
SIA_OC_RX_INVITE_REJECT
The total number of incoming INVITE messages rejected by
SIA due to overload.
SIA_OC_RX_REGISTER_REJECT
The total number of incoming REGISTER messages rejected
by SIA due to overload
SIA_OC_RX_REFER_REJECT
The total number incoming REFER messages rejected by SIP
due to overload.
SIA_OC_RX_SUBSCRIBE_REJECT
The total number of incoming SUBSCRIBE messages
rejected.
SIA_OC_RX_UNSOL_NOTIFY_SUPP
The total number of unsolicited notification requests
suppressed without sending to endpoints.
SIA_OC_RX_OPTIONS_REJECT
The total number of incoming OPTIONS messages rejected
by SIA due to overload.