�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���� Coordinated call and network connection
establishment
������� 7.1���� Two-party call establishment with
one or more network connections
����������������� 7.1.1���� Call and network connection establishment - Single network connection - Without look-ahead
����������������� 7.1.2���� Call and network connection establishment - Single network connection - With look‑ahead
����������������� 7.1.3���� Call and network connection establishment - Two network connections - Without look-ahead
������� 7.2���� Three- or more-party call
establishment with one or more network connections
����������������� 7.2.1���� Call and network connection establishment - Originating node branch - Root-party
����������������� 7.2.2���� Call and network connection establishment - Relay node branch - Root-party
������ �����������7.2.3���� Call and network connection
establishment - Two
network connections - Without look-ahead
������� 7.3���� Multicast address establishment
with one or more network connections
����������������� 7.3.1���� Call and connection establishment single network connection - Multicast address is used by
requesting party -
Mandatory Multicast Set-up
����������������� 7.3.2���� Call and connection establishment single network connection - Multicast address is used by
requesting party -
Optional multicast set-up
������� 7.4���� Any-cast address procedures
�8���� Addition of one or more new
parties to an existing call with attachment to existing or new network
connections
������� 8.1���� Addition of one or more new
parties with attachment to one or more existing connections
����������������� 8.1.1���� Add one new party requested by a party which is the root of the network
connection -
Without network look-ahead
����������������� 8.1.2���� Add two new parties requested by a party which is the root of the network
connection -
Without network look-ahead
������� 8.2���� Addition of one or more new
parties with attachment to one or more new network connections
�����������������
8.2.1���� Add one new party
requested by a party which will be the root of the new network connection - Without network look-ahead
����������������� 8.2.2���� Add two new parties requested by a party which will be the root of the
new network connection - Without network look-ahead
�9���� Release one or more parties and
their associated network connection branches from the call
������� 9.1���� General rules for release of a
party
������� 9.2���� Release a party and its associated
network connection branches from a two-party call
����������������� 9.2.1���� Release of a party by the call owner - Clear call option - Connection release from
requesting party
����������������� 9.2.2���� Release of a party by the call owner - Clear all option - Connection release from addressed
party
����������������� 9.2.3���� Release of a party by the call owner - Retain call option
������� 9.3���� Release one or more parties and
their associated network connection branches from a three- or more-party call
����������������� 9.3.1���� Release of a party requested by the call owner - Root-party is the call owner
����������������� 9.3.2���� Release of a party requested by the party owner - Root-party is the call owner
10���� Call release with one or more parties and their associated network
connections
������ 10.1���� General rules for releasing a call
������ 10.2���� Release of a single-party call and
its associated connections, requested by the call owner
������ 10.3���� Release of a two-party call and
its associated connections, requested by the call owner
���������������� 10.3.1� ���Release of the call by the call
owner -
Connection release from requesting party
���������������� 10.3.2���� Release of the call by the call owner - Connection release from both
parties
������ 10.4���� Release of a multiparty call and
its associated connections, requested by the callowner
������ 10.5���� Release of a call requested by a
non-call owner
���������������� 10.5.1���� Release of a two-party call requested by a non-call owner
���������������� 10.5.2���� Release of a multiparty call requested by a non-call owner