You can manage the audio files that the Music On Hold feature uses as audio sources. The Media Resources > MOH Audio File Management menu option allows the administrator to perform the following functions:
•Display a list of the MOH audio files that are stored on the system.
•Upload new MOH audio files.
•Delete MOH audio files.
For more information on how to use the MOH Audio File Management Configuration window, refer to the Music On Hold chapter in the Cisco Unified CallManager Features and Services Guide.