Cause
This condition occurs in the following deployment scenarios:
Client network is IPv4 and Avaya Aura® Media Server network is IPv6, or vice versa.
There is a mismatch of IP versions between the client network and the Avaya Aura® Media Server network.
Solution
Procedure
Contact your administrator to set the same media preference setting for the client network and the Avaya Aura® Media Server network.