Technical implementation, network architecture, signaling process of coloring background music service are analyzed in detail, and a solution is given.
本文对背景音业务的技术实现、网络结构、信令流程进行了详细的分析，并提出了一种实现方案。
Coloring background voice service is defined as the playing of specific background music during the calling of mobile subscribers.
背景音业务指电话用户在双方通话的过程中，由系统播放特殊的背景音效果。
Coloring background voice service is defined as the playing of specific background music during the calling of mobile subscribers.
背景音业务指电话用户在双方通话的过程中，由系统播放特殊的背景音效果。
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