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Hello,Yes I have experienced the same issue. My issue was that you need to ensure that the below is setup on that Network Switch;- All VLANs are added on the Switch- The switchport which connects to the main/other switch is configured as a Trunk Port...
It does look like the Triggers have not synced. Are you able to run a Data Check in UCCX or does this also show an AXL Error.- UCCX > Subsystems > Cisco Unified CM Telephony > Data Check
Can you check if the CTI Route Points & CTI Ports for the non-working trigger numbers are registered correctly on your Subscriber. Or if there are any differences to the working & non-working trigger numbers. CTI Route Points: CUCM > Device > CTI Rou...
Please check the CUCM Configuration in UCCX and ensure that your Subscriber is a selected AXL Provider, Unified CM Telephony Provider Configuration CTI Manager & RmCm Provider Configuration CTI Manager.