The customers have multiple sites,one site has CallManager 10.5 ,the ip phones of other sites register on this CUCM,
every site connect each other via AT&T Private network;
now has a problem,the sip phones eg:7821&8831 of other sites that has no Ca...
Hi Suresh Kumar，
I have captured via wireshark , the audio from ip phone 7821 transfer to voice gateway;
voice gateway can receive the audio stream , but can not transfer out;
I have did two tests:
1、let the phone register on local voice gateway , al...
