Equipements Réseaux Présentation. Architecture UMTS.

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Presentation transcript:

Equipements Réseaux Présentation

Architecture UMTS

Solutions SDSL G.SHDSL CPE Node B UMTS RNC ATM 1920 kbit/s I NTU tronc STM-1

RNC NOKIA VP ATM Classe of service CBR DSLAM NRA CPE Type SDSL Node B UMTS ATM 1920 kbit/s STM-1 I NTU tronc STM-1 Support Opérateur Site Client BSite Client A CN2 Transfix 2048 I CPE Type CN2 G703 VP ATM Classe of service CBR G.SHDSL DSLAM NRA CPE Type SDSL Node B UMTS ATM 1920 kbit/s STM-1 I NTU tronc STM-1 Support Opérateur Site Client B Site Client A CN2 Transfix 2048 I CPE Type CN2 G703 SWITCH ATM NNE Solutions UMTS Orange France

Node B identification RNC NodeB ATM SWITCH E1 capture STM-1 capture Multiplexing of Iub physical links

UMTS Architecture Cigale Iub Cigale Iu MSC Iu CS Iu PS Iu CS Iu PS Gn Iur Iub SGSNGGSN RNC NodeB

Cell characteristics Card / Port / VPI VCI/ChId (AAL2 channel) VPI/VCI (AAL5)  NBAP  ALCAP VPI/VCI (AAL2) Content of an Iub link :  RACH  FACH  PCH  DCH

Cell characteristics NodeB RNC RACH FACH PCH DCH RACH FACH PCH DCH RACH FACH PCH DCH Iub Link

Protocols NodeB RNC Command Measurement Request Measurements CN Command

Protocols NodeB RNC RRC NBAP ALCAP

Protocols : RRC functions Radio Ressource Control  Assigns and manages the radio resources for the mobile Reaction to commands from the Core Network Reaction to request or measurements provided by the mobile Reaction to request or measurements provided by the Node Bs

Protocols : RRC functions RRC functions – RRC connection management – RRC states management – System information broadcast – Paging management – Cell selection – Mobility management in UTRAN – Configuration of radio bearer, transport & physical channels – Ciphering and integrity configuration

Protocols : NBAP functions Common NBAP functions – Cell Configuration Management – Common Transport Channel Management – System Information Mangement – Resource Event Management – Configuration alignment – Measurement on Common Resources

Protocols : NBAP functions Dedicated NBAP functions – Radio Link Management – Radio Link Supervision – Compressed Mode Control – Measurement on Dedicated Resources – DL Power Drifting Correction [FDD]. – Reporting of General Error Situations.

Protocols : ALCAP ALCAP functions – Creation and release of AAL2 channels – Reset of ALL2 ressources