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Downloads SourceCode Multimedia program Video Capture
Title: sip Download
 Description: sip协议详解：SIP是一个应用层的控制协议，可以用来建立、修改、和终止多媒体会话（或者会议）例如Internet 电话。SIP也可以邀请参与者参加已经存在的会话，比如多方会议.
 Downloaders recently: [More information of uploader shenzhoutianxia]
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sip.pdf

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