4 Applicability

29.3343GPPIMS Application Level Gateway (IMS-ALG) - IMS Access Gateway (IMS-AGW)Iq InterfaceRelease 17Stage 3TS

The support of the Iq interface capability set shall be identified by the H.248 Iq profile and support of this profile shall be indicated in H.248 ServiceChange procedure (during the (re-)registration phase(s)).

4.1 Architecture

See Annex G and Annex U of 3GPP TS 23.228 [2].