Can you check to see what is being presented to your voice gateway? Using debug isdn q931. You want to make sure that the gateway is receiving the full name first, before looking at whether this is a problem on the IP phone. If you see the gateway receiving the correct information. Then you can look at either the CCM traces (with either Significant or Detail trace level enabled) or use a sniffer like WireShark to look at the call setup messages to the phone. Again, to see if the full name is provided.
This will help determine where the problem is coming up:
Just to add to Bill's advise commonly this is due to protocol issues:
First letter missing in incoming caller name display
1. Change the switch-type in the IOS gateway to Primary-dms100 2. Change the switch-type in gateway's configuration in the CallManager configuration to primary-dms100 3. Ensure that the option 'Send Extra Leading Character in Display IE' is checked in the gateway's configuration in CallManager. 4. Test inbound calls for correct caller name
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...
If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
No. You will only need the SRST licenses on the primary router. Because this feature...
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