SIP-based feature control
First Claim
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1. A method for providing features in a Session Initiation Protocol (SIP) based network, comprising:
- receiving, by at least one SIP server, a SIP register message from a first user device, the SIP register message including feature status information associated with a first feature to be performed for calls directed to the first user device or calls transmitted from the first user device, the first feature comprising at least one of a do not disturb feature, call forwarding, call blocking or call screening; and
implementing the first feature according to the feature status information in said SIP register message.
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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 “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.
109 Citations
25 Claims
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1. A method for providing features in a Session Initiation Protocol (SIP) based network, comprising:
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receiving, by at least one SIP server, a SIP register message from a first user device, the SIP register message including feature status information associated with a first feature to be performed for calls directed to the first user device or calls transmitted from the first user device, the first feature comprising at least one of a do not disturb feature, call forwarding, call blocking or call screening; and implementing the first feature according to the feature status information in said SIP register message. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A server, comprising:
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a memory; and logic configured to; receive session initiation protocol (SIP) messages, at least one of the SIP messages comprising a SIP register message including information associated with a first feature requested by a first user, the first feature comprising at least one of a do not disturb feature, call forwarding, call blocking or call screening, store information corresponding to the first feature for the first user in the memory, and process calls using the stored information to provide the first feature. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A user device configured to communicate in a session initiation protocol (SIP) based network, comprising:
at least one user agent configured to; generate SIP messages, a first one of the SIP messages comprising a register message including feature status information identifying a first feature that a user associated with the user device wishes to implement, the first feature comprising at least one of a do not disturb feature, call forwarding, call blocking or call screening, and transmit the first SIP message to a SIP server. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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25. A computer-readable medium having stored thereon a data structure for use in a Session Initiation Protocol (SIP) based network for providing call related services to at least one user, the data structure comprising:
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a SIP register message; a user identification field for identifying a sender; and a feature control field configured to include feature status information, the feature status information corresponding to a requested call related service to be provided for the at least one user, wherein the feature status information includes at least one of a do not disturb activation request, an unconditional call forwarding activation request, a conditional call forwarding activation request, a call blocking activation request or a call screening activation request.
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Specification