[3.01] Background Music is currently disabled at IP
Keysets until the Multicast feature is available. Paging is still enabled since it is currently
Unicast.
Reference: None
Ringback Continues At IP Keyset
[3.00.32] This version corrects a problem at an IP keyset
that would cause ringback and Background Music to play simultaneously after the user hung up on
an outgoing ringing Intercom call.