I have VG connected to PBX via FXO ports.I can place call from Cisco to PBX but I can't make call from the PBX to VG.the PBX programmed as the following:the user on PBX phone should press code to hunt to one of the free FXO ports. the user will hear ...
You have to check the matrix first. You did not give us the version of your IOS or CME. maybe you need to upgrade first.
However, after determining the required files you can download it from here:
Please try this link:
It gives you the firmware that you should use based on your IOS version. find it then download the files.
Hi,In general you have to allow traffic between:Avaya phone and Avaya server; andBetween the two endpoints, calling and called. In many cases security engineers allow traffic between voice VLANs and servers. But they do not allow between voice VLANs.