Company X has three locations connected via a low bandwidth WAN.
Which two configurations are required in the Cisco Unified Communications Manager regions to provide the most suitable use of bandwidth while preserving the call quality? (Choose two.)
A. g729 codec for intraregion calling
B. g722/g711 codec for interregion calling
C. g729 codec for interregion calling
D. g722/g711 for intraregion calling
E. g729 codec for all calling
F. g722/g711 codec for all calling
