I have CMS cluster configured as video bridge. There are some spaces configured in CMS by using number range 5640 -5649. The strange issue i am having is all Cisco audio conferencing phone (7937 and 8831) can dial all space numbers except 5643. Actually, it worked before. The 5643 can be reached from any desk phones except Cisco audio conferencing phone.
The log for audio conferencing phone dial 5643:
The log for desk phones except conferencing phone dial 5643:
The CCS of all phones are the same, rerouting CSS is configured under the SIP trunk. The SIP trunks in CUCM to CMS were reset as well.
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