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Cisco BTS 10200 Softswitch Troubleshooting Guide, Release 5.0.x
OL-8723-19
Chapter 14 General Troubleshooting
Protocol Troubleshooting
Trunk Static State Is Set to Locally Blocked
Perform the following steps to check the
TRUNK REASON
field if the
TRUNK STATIC STATE
is set to
locally blocked (LBLK) state.
Step 1
If the TRUNK REASON is set to MAINT-OOS, then a user has manually taken the trunks out of service.
The user must manually put the trunks into the in-service mode.
Use the
control
command on the specified trunk to put the trunk back into the in-service mode.
Clear the MAINT-OOS. Trunks should be in active or idle mode and ready for use.
Step 2
If the TRUNK REASON is set to SIGNALLING-FAULT, then the D channels are not in-service. Check
the trunk group ADMIN and OPER states.
•
If the trunk group ADMIN state is ADMIN_OOS, use the
control
command to put the trunk group
into in-service mode.
•
If the trunk group ADMIN state is ADMIN _INS, verify that the trunk group OPER-STATE is
IN-SERVICE (see the
How to Troubleshoot When the Integrated Services Digital Network Trunk
section in case of any issues).
•
Clear any SIGNALLING-FAULT states. Trunks must be in active or idle mode and ready for use.
Step 3
If TRUNK REASON is set to TERM_FAULT, then the terminations are in FAULTY states. Verify the
IP connectivity from the CA to the gateway.
a.
Clear any termination faults at the gateway by turning off, then turning on, Media Gateway Control
Protocol (MGCP) (use the mgcp, no mgcp procedure on the media gateway).
b.
Clear any TERM_FAULT on the BTS 10200. Trunks must be in active or idle mode and ready for
use.
Trunk Static State Is Set to Transient
Perform the following steps when trunk static state is set to TRNS.
Note
If trunk static state is set to TRNS, then the PBX has not responded with a SERVICE_ACK or
RESTART_ACK for the service or restart message set by the Call Agent.
Step 1
Verify that the initialization procedure, as depicted by the associated isdn-tg-profile, and as used by
PBX, is synchronized.
Step 2
Verify that the isdn-service-supp token is set to N if PBX does not support service messages.