Method and device for multi-class ATM connection admission control
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United States of America Patent
Stats
-
Apr 3, 2001
Grant Date -
N/A
app pub date -
Jun 17, 1997
filing date -
Jun 18, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The object of the present invention is to offer a method and device for connection admission control capable of handling a plurality of service categories simultaneously without forfeiting the real-time processing of conventional connection admission control methods. The present invention receives a connection request for a call belonging to one of a plurality of service categories with assigned priority levels; classifies the received connection request based on a service category requested by the connection request; evaluates a quality of service of the service category requested by the connection request and evaluates a quality of service of each other service category, when assuming that the received connection request has been admitted; determines whether or not to admit the received connection request based on results of the evaluations; and permits cells of the call to be stored in a buffer when the connection request for the call has been determined to be admitted.
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