Can you try adding the command below to your dial peers (incoming dial peer from ISP and outgoing dial peer to CUCM?
voice-class sip dtmf-relay force rtp-nte
For some reason, my responses disappear from the forum.
My response posted with such a long delay that it no longer applies since Carl already replaced the original dial-peers. Since I can’t delete my post, I removed the suggested changes using edit.
That being said, I agree with TechLvr’s suggestion.
Carl,Make sure the sip trunk to your CUBE is up in the CUCM. I know you said outbound calls work but they could be using a failover route.
Also, can you add the IP address of your CUCM to the CUBE’s “ip address trusted list” under the “voice service...
Ali,There is an easier method using Python to achieve exactly what you’re looking for.Please see the link below for the Python script and further instructions. It’s pretty easy to set up. This is what I always use and it works like a champ. https://w...
Hi,I added a diagram and a couple of screenshots to help you with your specific scenario.
You need to follow the steps below:Create an External SRV record for your uc.company.com domain and point it to the FQDN of your Expressway ECreate a public A R...