Content for TS 23.334 Word version: 17.2.0

1… 4… 5… 5.11… 5.12… 5.14… 5.18… 5.19… 5.20… 5.21… 6… 6.1.6… 6.1.11… 6.2… 6.2.10… 6.2.10.3.1.2 6.2.10.3.2 6.2.10.4… 6.2.10.4.3… 6.2.10.5 6.2.10.6… 6.2.10A… 6.2.13… 6.2.14… 6.2.14.3 6.2.14.4… 6.2.15… 6.2.17… 6.2.17.3… 6.2.17.5… 6.2.18… 6.2.20 6.2.21… 6.2.22… 6.2.22.3… 6.2.22.3.2 6.2.23 6.2.24 6.2.25 7 8… 8.3 8.4 8.5… 8.23…

8.23 Realm Availability Activate 8.24 Realm Availability Notification 8.25 IP Bearer Released 8.26 Media Inactivity Notification 8.27 Termination Out-of-Service 8.28 Change Through-Connection 8.29 Change Flow Direction 8.30 ECN Failure Indication 8.31 Notify (D)TLS session establishment Failure Indication 8.32 Notify TCP connection establishment Failure Indication 8.33 ICE Connectivity Check Result Notification 8.34 ICE New Peer Reflexive Candidate Notification 8.35 STUN Consent Freshness Test Failure Notification 8.36 Notify SCTP Stream Reset 8.37 Notify SCTP Stream Reset Result

8.23 Realm Availability Activate p. 198

This command is used to request the IMS-AGW to monitor the status of its IP Realms and to report any changes to the IMS-ALG.

Table 8.23.1: Procedures between IMS-ALG and IMS-AGW: Realm Availability Activate

Procedure	Initiated	Information element name	Information element required	Information element description
Realm Availability Activate	IMS-ALG	Context	M	This information element indicates all context are applicable for the root termination.
		Root Termination	M	This information element indicates that root termination is where the realm availability monitoring was activated.
		Realm Availability Activate	M	This information element activates the monitoring of the availability of IP Realms on the IMS-AGW.
Realm Availability Activate Ack	IMS-AGW	Context	M	This information element indicates all context are where the command was executed.
Realm Availability Activate Ack	IMS-AGW	Root Termination	M	This information element indicates that root termination is where the command was executed.

8.24 Realm Availability Notification p. 199

This command is used to notify the IMS-ALG of any changes in the availability of IP Realms on the IMS-AGW.

Table 8.24.1: Procedures between IMS-ALG and IMS-AGW: Realm Availability Notification

Procedure	Initiated	Information element name	Information element required	Information element description
Realm Availability Notification	IMS-AGW	Context	M	This information element indicates all context are applicable for the root termination.
		Root Termination	M	This information element indicates that root termination is where the realm availability monitoring was activated.
		Realm Availability Changes	M	This information element notifies the IMS-ALG of newly available/unavailable IP Realms.
Realm Availability Notifcation Ack	IMS-ALG	Context	M	This information element indicates all context are where the command was executed.
Realm Availability Notifcation Ack	IMS-ALG	Root Termination	M	This information element indicates that root termination is where the command was executed.

8.25 IP Bearer Released p. 199

Table 8.25.1: Procedures between IMS-ALG and IMS-AGW: IP Bearer Released

Procedure	Initiated	Information element name	Information element required	Information element description
IP Bearer Released	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination where the bearer was released.
		Bearer Released	M	This information element notifies a bearer release.
		Release Cause	M	This information element indicates the cause of a bearer release.
IP Bearer Released Ack	IMS-ALG	Context	M	This information element indicates all context are where the command was executed.
IP Bearer Released Ack	IMS-ALG	Bearer Termination	M	This information element indicates that Bearer termination is where the command was executed.

8.26 Media Inactivity Notification p. 200

This command is used to notify the IMS-ALG of media inactivity on the IMS-AGW.

Table 8.26.1: Procedures between IMS-ALG and IMS-AGW: Media Inactivity Notification

Procedure	Initiated	Information element name	Information element required	Information element description
Media Inactivity Notification	IMS-AGW	Context	M	This information element indicates the existing context for the bearer termination.
		Bearer Termination	M	This information element indicates that bearer termination is where the media inactivity detection was activated.
		Media Inactivity	M	This information element notifies the IMS-ALG of Media inactivity detection on the bearer termination.
Media Inactivity Notification Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
Media Inactivity Notification Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.27 Termination Out-of-Service p. 200

This procedure is used to indicate that a termination on the IMS-AGW has gone out of service.

Table 8.27.1: Procedures between IMS-ALG and IMS-AGW: Termination Out-of-Service

Procedure	Initiated	Information element name	Information element required	Information element description
Termination Out-of-Service	IMS-AGW	Context	M	This information element indicates the context for the command.
		Bearer Termination	M	This information element indicates the bearer termination(s) for the command.
		Reason	M	This information element indicates the reason for service change.
		Method	M	This information element indicates the method for service change.
Termination Out-of-Service Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
Termination Out-of-Service Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination(s) where the command was executed.

8.28 Change Through-Connection p. 201

This procedure is used to change the through-connection in the bearer termination.

Table 8.28.1: Procedures between IMS-ALG and IMS-AGW: Change Through-Connection

Procedure	Initiated	Information element name	Information element required	Information element description
Change Through-Connection	IMS-ALG	Context/Context Request	M	This information element indicates the existing context or requests a new context for the bearer termination.
		Bearer Termination/Bearer Termination Request	M	This information element indicates the existing bearer termination or requests a new bearer termination where the through-connection is changed.
		Through-Connection	M	This information element indicates the through-connection of the bearer termination.
Change Through-Connection Ack	IMS-AGW	Context	M	This information element indicates the context where the command was executed.
Change Through-Connection Ack	IMS-AGW	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.29 Change Flow Direction |R10| p. 201

This procedure is used to change the flow direction between bearer terminations within the context.

Table 8.29: Procedures between IMS-ALG and IMS-AGW: Configure AGW Connection Point

Procedure	Initiated	Information element name	Information element required	Information element description
Change Flow Direction	IMS-ALG	Context/Context Request	M	This information element indicates the existing context or a new context where the flow direction is changed.
		Bearer Termination 1/ Bearer Termination 1 Request	M	This information element indicates the existing bearer termination or a new bearer termination from where the new flow direction is applied.
		Bearer Termination 2/ Bearer Termination 2 Request	M	This information element indicates the existing bearer termination or a new bearer termination where to the new flow direction is applied.
		Flow Direction	M	This information element indicates the flow direction from the bearer termination 1 to bearer termination 2 within the context.
Change Flow Direction Ack	IMS-AGW	Context	M	This information element indicates the context where the command was executed.

8.30 ECN Failure Indication |R10| p. 202

This procedure is used to report ECN related failures (see clause 6.2.13.4).

Table 8.30.1: Procedures between IMS-ALG and IMS-AGW: ECN Failure Indication

Procedure	Initiated	Information element name	Information element required	Information element description
ECN Failure Indication	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the ECN failure is reported.
		ECN Error Indication	M	This information element indicates an ECN failure event.
ECN Failure Indication Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
ECN Failure Indication Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.31 Notify (D)TLS session establishment Failure Indication |R12| p. 202

This procedure is used to report (D)TLS session establishment failures.

Table 8.31.1: Procedures between IMS-ALG and IMS-AGW: (D)TLS session establishment Failure Indication

Procedure	Initiated	Information element name	Information element required	Information element description
(D)TLS session establishment Failure Indication	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the (D)TLS session establishment failure is reported.
		(D)TLS session establishment Error Indication	M	This information element indicates a (D)TLS session establishment failure event.
(D)TLS session establishment Failure Indication Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
(D)TLS session establishment Failure Indication Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.32 Notify TCP connection establishment Failure Indication |R12| p. 203

This procedure is used to report TCP connection establishment failures.

Table 8.32.1: Procedures between IMS-ALG and IMS-AGW: TCP connection establishment Failure Indication

Procedure	Initiated	Information element name	Information element required	Information element description
TCP connection establishment Failure Indication	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the TCP connection establishment failure is reported.
		TCP connection establishment Error Indication	M	This information element indicates a TCP connection establishment failure event.
TCP connection establishment Failure Indication Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
TCP connection establishment Failure Indication Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.33 ICE Connectivity Check Result Notification |R12| p. 203

This procedure is used to report ICE connectivity check result for Full ICE (see clause 6.2.17.3).

Table 8.33.1: Procedures between IMS-ALG and IMS-AGW: ICE Connectivity Check Result Notification

Procedure	Initiated	Information element name	Information element required	Information element description
ICE Connectivity Check Result Notification	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the ICE Connectivity Check Result is reported.
		ICE Connectivity Check Result	M	This information element indicates an ICE Connectivity Check Result event.
ICE Connectivity Check Result Notification Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
ICE Connectivity Check Result Notification Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.34 ICE New Peer Reflexive Candidate Notification |R12| p. 204

This procedure is used to report ICE new peer reflexive candidate for Full ICE (see clause 6.2.17.4).

Table 8.34.1: Procedures between IMS-ALG and IMS-AGW: ICE New Peer Reflexive Candidate Notification

Procedure	Initiated	Information element name	Information element required	Information element description
ICE New Peer Reflexive Candidate Notification	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the ICE New Peer Reflexive Candidate is reported.
		ICE New Peer Reflexive Candidate	M	This information element indicates an ICE New Peer Reflexive Candidate event.
ICE New Peer Reflexive Candidate Notification Ack	IMS-ALG	Context	M	This information element indicates the context where the command was executed.
ICE New Peer Reflexive Candidate Notification Ack	IMS-ALG	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.35 STUN Consent Freshness Test Failure Notification |R12| p. 204

This procedure is used to report STUN consent freshness test failures.

Table 8.35.1: Procedures between eP-CSCF and eIMS-AGW: STUN Consent Freshness Test Failure Notification

Procedure	Initiated	Information element name	Information element required	Information element description
STUN consent freshness test Failure Notification	eIMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination for which the STUN consent freshness test failure is reported.
		STUN consent freshness test failure	M	This information indicates a STUN consent freshness failure event.
STUN consent freshness test Failure Notification	eP-CSCF	Context	M	This information element indicates the context where the command was executed.
STUN consent freshness test Failure Notification	eP-CSCF	Bearer Termination	M	This information element indicates the bearer termination where the command was executed.

8.36 Notify SCTP Stream Reset |R13| p. 205

Table 8.36.1: Procedures between IMS-ALG and IMS-AGW: Notify SCTP Stream Reset

Procedure	Initiated	Information element name	Information element required	Information element description
Notify SCTP Stream Reset	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination where the bearer was released.
		Received SCTP Stream Reset Request	M	This information element indicates that an SCTP Stream reset request has been received
		SCTP Stream ID	M	This information element indicates the SCTP Stream ID of the related SCTP Stream.
Notify SCTP Stream Reset Ack	IMS-ALG	Context	M	This information element indicates all context are where the command was executed.
Notify SCTP Stream Reset Ack	IMS-ALG	Bearer Termination	M	This information element indicates that Bearer termination is where the command was executed.

8.37 Notify SCTP Stream Reset Result |R13| p. 205

Table 8.37.1: Procedures between IMS-ALG and IMS-AGW: Notify SCTP Stream Reset Result

Procedure	Initiated	Information element name	Information element required	Information element description
Notify SCTP Stream Reset Result	IMS-AGW	Context	M	This information element indicates the context for the bearer termination.
		Bearer Termination	M	This information element indicates the bearer termination where the bearer was released.
		Received SCTP Stream Reset Result	M	This information element indicates that an SCTP Stream reset result has been received and the received result.
		SCTP Stream ID	M	This information element indicates the SCTP Stream ID of the related SCTP Stream.
Notify SCTP Stream Reset Result Ack	IMS-ALG	Context	M	This information element indicates all context are where the command was executed.
Notify SCTP Stream Reset Result Ack	IMS-ALG	Bearer Termination	M	This information element indicates that Bearer termination is where the command was executed.