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Subsessions and Multiple Services Multiple sub-sessions may be included in a credit control sessions. Each of them is identified by a unique CC-Sub-Session -Id AVP and have their own credit control life cycle Credit control for multiple services could be performed in a credit control session The goal is to limit use of network and client/server resources Multiple-Services-Indicator AVP is sent by client to indicate support for multiple services Multiple-Services-Credit-Control AVP carries credit control related information from server to client |