SUBSCRIBE request can not save in watchers table properly. Both p_user and w_user are subscriber's name!? In this case, they are both 'alice'. The SUBSCRIBE request is shown as follows:----------------------------------------SUBSCRIBE sip:alice@148.88.232.101 SIP/2.0Call-ID: c14d16bf8f758655b09588b764c3f0c9@148.88.232.101CSeq: 20 SUBSCRIBEFrom: "alice" sip:alice@148.88.232.101:5061;tag=z9hG4bK41052461To: "bob" sip:bob@148.88.232.101:5062Via: SIP/2.0/TCP 148.88.232.101:5061;branch=z9hG4bK57563Max-Forwards: 70Expires: 360000Event: presenceRoute: sip:148.88.233.209:5065;lrContact: "alice" sip:alice@148.88.232.101:5061Content-Length: 0----------------------------------------HELP!Regards,Kevin _________________________________________________________________ 通过 Live.com 查看资讯、娱乐信息和您关心的其他信息！ http://www.live.com/getstarted.aspx