Features395System functions and features as of R3.0syd-0367/1.3 – R3.0 – 03.20139. 5 Connections involving several users9. 5. 1 Music on holdIn the following chapters a user is put on hold in each case in connection with thefeatures Hold, Brokering, Three-Party Conference and Call Transfer. Depending onthe configuration selected for the parameter Music on hold the user on hold will ob-tain the following:Tab. 179 Parameter values for Music on hold (system-wide setting in CM_5.3)Music on hold is played for internal and external calls, regardless of whether or notthe call was routed via a call distribution element.In addition to this system-wide setting, a different setting can be configured foreach CDE using the Music on hold parameter in the CDE configuration.Tab. 180 Parameter values for Music on hold in the CDE configuration (CM_3.1.4)All calls routed via a CDE adopt the setting for music on hold in the CDE configura-tion. This means that different welcome announcements can be defined andplayed for music on hold, e. g. for different departments within a company.Parameter value MeaningSilence The user hears nothing.External audio source Music from the audio equipment connected to the communication server’saudio input.Internal audio source Internal melody from wave file (replaceable)Hold tone Regularly recurring dual tone.Welcome announcement If this setting is selected, the Welcome announcement parameter can be used toselect one of the predefined welcome announcements on the announcementservice.Parameter value MeaningSilence / External audio source / Internal audiosource / Hold tone / Welcome announcementsee Tab. 179.Adopt music on hold (CM_5.3) With this setting the value of the system-wide parameterMusic on hold is adopted in CM_5.3 (see Tab. 179.)