6.2.1C Dedicated Bearer Establishment and Modification procedures for vSRVCC

23.2163GPPRelease 16Single Radio Voice Call Continuity (SRVCC)Stage 2TS

Dedicated Bearer Establishment and Modification procedures for a session for which vSRVCC is allowed are performed as defined in TS 23.401 [2] with the following additions:

– If dynamic PCC is deployed, the PCRF in the serving PLMN (i.e., VPLMN if roaming) interacts with the P-GW or S-GW as defined in TS 23.203 [32]. The P-GW and S-GW include a "vSRVCC indicator" in Create Bearer Request or Update Bearer Request messages that the bearer has been allocated for video media.