A company deploys centralized cisco ucm architecture for a hub location and two remote sites.

A company deploys centralized cisco ucm architecture for a hub location and two remote sites.

*The company has only one ITSP connection at the hub connection, and ITSP supports only G.711 calls

*Remote site A has a 1-Gbps fiber connection to the hub connection and calls to and from remote side A use G.711 codec

*Remote site B has a 1 T1 connection to the hub location and calls to and from remote site B use G.729 codec

Based on the provided guidance, a Cisco voice engineer must design media resource management for the customer What is the method that needs to be followed?