You must attach the endpoint policy group containing the transcode-enabled media rule to the server flow. This ensures that the codec policy is applied for network messaging coming from or going to the server.
Procedure
Log in to the EMS web interface with administrator credentials.
From the Device menu, click the SBC name to administer.
Navigate to Network & Flows > End Point Flows.
Click the device for which you want to change the trunk server flow.
Click the Server Flow tab.
In the row corresponding to the server flow that you want to change, click Edit.
In the End Point Policy Group field, click the endpoint policy group with the transcode-enabled media rule.
