equipements réseaux présentation. architecture umts
DESCRIPTION
Solutions SDSL G.SHDSL CPE Node B UMTS RNC ATM 1920 kbit/s I NTU tronc STM-1TRANSCRIPT
Equipements Réseaux
Présentation
Architecture UMTS
UMTSRNC
UMTSBS
UMTSBS
GSMBTS
GSMBTS
Abis
AbisGSMBSC
GSMBTS
GSMBTS
Iu
A
A
Gb
Sous-système radio Sous-système réseau
TerminalGSM/GPRS
Terminal
GSM
Map
ISUP
Gn
TerminalUMTS
3G MSC
2G SGSN
Camel
HLR
GGSNIntranet
Internet
Node B
BTS
BTS
RNIS
plate-forme RI
GSMBSC
3G SGSN
2G MSC
ISUP
Gn
Gi
UMTSRNC
Iur
Solutions SDSL
G.SHDSL
CPENode BUMTS
RNC
ATM1920 kbit/sI.432.3
NTU tronc
STM-1 STM-1
RNCNOKIA
VP ATM Classe of service CBR
DSLAMNRA
CPE Type SDSL
Node BUMTS
ATM1920 kbit/s
STM-1
I.432.3
NTU tronc
STM-1 STM-1
Support Opérateur
Site Client BSite Client A
CN2
Transfix 2048
I.432.3 CPE
Type CN2
G703
G703
VP ATM Classe of service CBR
G.SHDSL DSLAMNRA
CPE Type SDSL
Node BUMTS
ATM
1920 kbit/s
STM-1
I.432.3
NTU tronc
STM-1 STM-1
Support OpérateurSite Client B
Site Client A
CN2
Transfix 2048
I.432.3CPE Type CN2
G703
G703
SWITCH ATM
NNE
NNE
Solutions UMTS Orange France
Node B identification
RNCNodeB
NodeB
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
Iub
Iub
Iub
SGSN
GGSN
RNC
RNC
NodeB
NodeB
NodeB
NodeB
Cell characteristics
Card / Port / VPI
VCI/ChId (AAL2 channel)
VPI/VCI (AAL5)NBAPALCAP
VPI/VCI (AAL2)
Content of an Iub link :
RACHFACHPCHDCH
Cell characteristics
NodeB
RNCRACHFACHPCHDCH
RACHFACHPCHDCH
RACHFACHPCHDCH
Iub Link
Protocols
NodeB
RNC
Command
Measurement
Request
Measurements
CN
Command
Command
Protocols
NodeB
RNCRRC
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