Invention Application
- Patent Title: SIP-based feature control
- Patent Title (中): 基于SIP的功能控制
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Application No.: US10440539Application Date: 2003-05-16
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Publication No.: US20030200260A1Publication Date: 2003-10-23
- Inventor: Steven R. Donovan , Raghavan Devanathan
- Applicant: WorldCom, Inc.
- Applicant Address: MS Clinton
- Assignee: WorldCom, Inc.
- Current Assignee: WorldCom, Inc.
- Current Assignee Address: MS Clinton
- Main IPC: G06F015/16
- IPC: G06F015/16
Abstract:
A system and method for providing an addition to the Session Initiation Protocol is disclosed. The addition is a new field header, preferably entitled nullFeaturenull, 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.
Public/Granted literature
- US07779072B2 SIP-based feature control Public/Granted day:2010-08-17
Information query
