| 摘要 |
Systems for graceful termination of support for session initiation protocol communications on a server. Systems include means for setting a time period for gracefully terminating such support, means for sending a service unavailable message to a client, means for causing the server to maintain support, until no later than the expiration of the time period for terminating support, for uncompleted session initiation protocol invites accepted by the server before sending the service unavailable message to the client, and means for terminating support for session initiation protocol communications on the server no later than upon expiration of the time period for terminating support. Methods for graceful termination of such support. Computer-readable media whose contents cause a computer system to perform a graceful termination of such support.
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