If this is your first visit, be sure to check out the FAQ by clicking the link above. A 3G- UMTS originating call is described here. Radio Bearer Setup rrc rrc Radio Bearer Setup Complete rrc rrc 3G- UMTS Call Flow ( Originating Call) User UE- RNC Sessions UTRAN RNC- Core Network Sessions Core EventStudio System Designer Equipment Network UE RRC RNC SCCP Iu MSC/ VLR 06- Oct- 13 07: 24 ( Page 4) RB RANAP RAB - Assignment RNC responds to Core ranap ranap Network after completing RB Setup with the Terminal. SCTP SACK ranap ranap RANAP RAB Assignment Request RAB- SetupOrModifyList RAB- SetupOrModifyItem, RAB Id GuaranteedBitrate: 12200 Core Network initiates a Radio Access Bearer ( RAB) Assignment.
Rab assignment in umts. A 3G- UMTS terminating call is described here. Setup radio bearers and RANAP signaling are covered in detail. The message specifies the Quality of Service parameters.
RANAP RAB - Assignment id : id - RAB - SetupOrModifyList id : id - RAB - SetupOrModifyItem id : id - Alt - RAB - Parameters Core Network initiates a Radio Access Bearer ( RAB) Assignment. The message specifies the Quality of
Feb 13, · The purpose of a Radio Access Bearer ( RAB) is to provide a connection segment using the WCDMA Radio Access Network ( WCDMA RAN) for support of a UMTS bearer service. We can compare the SDCCH phase and TCH phase of a GSM call with RRC and RAB in UMTS. RRC is the Radio Resource Control that works as Control Plane in Layer 3.
Is used primarily for Signaling in UMTS.