2021-11-01 10:41:06 作者：james.zhu 来源：Asterisk开源派 评论：0点击： 在我们使用电话系统或者IPPBX时，很多用户会使用其核心功能-call hold 呼叫等待。简单来说，在我们进行正常双方通话时，如果其中一方有其他事情紧急处理，或者需要暂时停止双方之间通话来处理 ...

Emmanuel Proulx is a SIP (Session Initiation Protocol) developer who has written an excellent tutorial on the signaling protocol that is widely used in VoIP to initiate communications sessions between ...

Broadvox implements new feature to increase SIP Trunking calling flexibility and reduce costs DALLAS--(BUSINESS WIRE)-- Broadvox, a leading provider of Managed Business VoIP services, announced today ...