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Cisco BTS 10200 Softswitch Troubleshooting Guide, Release 5.0.x
OL-8723-19
Chapter 10 Signaling Troubleshooting
Monitoring Signaling Events
Unanswered Release Message—Signaling (33)
The Unanswered Release Message event serves as a warning that a REL message was not answered. The
primary cause of the event is that a REL message was not acknowledged before the T5 expired for the
associated CIC. To correct the primary cause of the event, verify that the SS7 signaling adapter processes
is running normally. Verify that the call agent platform is active. Verify that the SS7 interface hardware
is in service. Verify that the associated SS7 signaling link is available. Verify that the T13 timer is set to
an appropriate level. Verify that the SS7 link is not congested.
Unanswered Continuity Check Request Message—Signaling (34)
The Unanswered Continuity Check Request Message event serves as a warning that a continuity check
request (CCR) message was not answered. The primary cause of the event is that a LPA message was
not acknowledged before the T
CCR
expired for the associated CIC. To correct the primary cause of the
event, verify that the SS7 signaling adapter processes is running normally. Verify that the call agent
platform is active. Verify that the SS7 interface hardware is in service. Verify that the associated SS7
signaling link is available. Verify that the T13 timer is set to an appropriate level. Verify that the SS7
link is not congested.
Trunk Locally Blocked—Signaling (36)
The Trunk Locally Blocked alarm (minor) indicates that the trunk is locally blocked. To troubleshoot
and correct the cause of the Trunk Locally Blocked alarm, refer to the
Blocked—Signaling (36)” section on page 10-137
Trunk Remotely Blocked—Signaling (40)
The Trunk Remotely Blocked alarm (major) indicates that the trunk is remotely blocked. To
troubleshoot and correct the cause of the Trunk Remotely Blocked alarm, refer to the
Blocked—Signaling (40)” section on page 10-137
Continuity Testing Message Received on the Specified Circuit Identification
Code—Signaling (42)
The Continuity Testing Message Received on the Specified Circuit Identification Code event functions
as an informational alert that the COT message was received on the specified CIC. The event is
informational and no further action is required.
Release Complete Received in Response to Reset Circuit Message on the
Specified Circuit Identification Code—Signaling (43)
The Release Complete Received in Response to Reset Circuit Message on the Specified Circuit
Identification Code event functions as an informational alert that the RLC was received in response to
the RSC message received on the specified CIC. The event is informational and no further action is
required,