CONTENTS

 1     Scope
 2     Normative references
 3     Definitions
 4     Abbreviations
 5     Information flows used in this Supplement
 6     Overview of Call Control Level Peer-to-Peer Functional Entity Actions
 7     Addition of one or more new network connections to an existing call
        7.1     Addition of one new network connections to an existing call
        7.2     Addition of one or more new network connections to an existing call
 8     Attachment of one or more existing parties to one or more existing network connections
        8.1     Attach one or more existing parties to one existing connection
                  8.1.1     Add one new party requested by a party which is the leaf of the network connection (without network look-ahead)
                  8.1.2     Attach two existing parties requested by a party which is the leaf of the network connection (without network look-ahead)
 9     Release one or more parties and their associated network connection branches from the call
10     Call Release with one or more parties and their associated network connections