L.4 QoS related concepts when using 3GPP2 Packet Data Subsystem
23.2283GPPIP Multimedia Subsystem (IMS)Release 18Stage 2TS
The QoS procedures follow the generic requirements described in clause 4.2.5 with the following modification to bullet 6.e in clause 4.2.5:
– The initiation of any required end-to-end QoS signalling, negotiation and resource allocation processes at different network segments may take place before or after the initiation and delivery of a session set-up request.