发明名称 SIP-based feature control
摘要 A system and method for providing an addition to the Session Initiation Protocol is disclosed. The addition is a new field header, preferably entitled "Feature", that is added to the REGISTER message. This field would contain control information for various feature services, like the Do Not Disturb feature and other services provided by traditional PBX systems.
申请公布号 US2003200260(A1) 申请公布日期 2003.10.23
申请号 US20030440539 申请日期 2003.05.16
申请人 WORLDCOM, INC. 发明人 DONOVAN STEVEN R.;DEVANATHAN RAGHAVAN
分类号 H04L12/56;H04L29/06;H04L29/08;H04M3/00;H04M3/42;H04M3/436;H04M7/00;(IPC1-7):G06F15/16 主分类号 H04L12/56
代理机构 代理人
主权项
地址