核心网技术交流-GPRS.ppt

1、核心网技术交流GPRS Core,MSD/MCG/ASB,Page 2,大纲,核心网设备的体系架构与模块组成 各模块完成的功能 各模块配置原则 设备处理能力的指标,Page 3,核心网设备一览,iGGSN,SGSN,PSCN RACK,OMC CN,Charging Gateway,Page 4,核心网设备一览,HLR,MSC/VLR,DNS,Firewall,Charging Gateway,OMC-CN,External DNS,Gs,Gr,Ga,Gn,Gi,Gp,Border Gateway,UTRAN,iGGSN,ATM Cross-Connect,Iu-PS,3G SGSN,BSS

2、with PCU,Gb,2G SGSN,2G/3G SGSN,Gd, Ge, Gf,Border Router,Firewall,Alcatel 1000 iGGSN,Alcatel 1000 SGSN,Alcatel 1300 OMC-CN,Alcatel 8965 CG,U3.1,U3.1,U3.2,Legacy SGSNs (Unix-based),Legacy 7206 GGSNs,Alcatel PSCN rack,Page 5,SGSN U3.1 体系架构及模块构成,SS7 Blades,Pilot Blades Storage Disks Blades,3G Control Bl

3、ades (3A),GPU Board (2A),PPU Board (3A),2G Control & User Plane Blades (2A),GPU/PPU SUBRACK,TOMIX ATCA PLATFORM,LSN (internal control LAN),Iu FRONT-END (3A),Ethernet Switch/Router,Page 6,SGSN U3.1 (2A 与 3A 结构对比),U3.1 2A,U3.1 3A,GPU,PPU,Page 7,SGSN各模块完成的功能U3.1 2A,GPU,BSS,Gb,Gn, Ga,Gr, Gs, .,iGGSN,SS7

4、 Blades,Pilot Blades,2G Control & User Plane Blades,Page 8,SGSN各模块完成的功能U3.1 3A,UTRAN,Iu Front-End,Iu-PS,Gn, Ga,Gr, Gs, .,iGGSN,SS7 Blades,Pilot Blades,PPU User Plane,Mobility/Session Mgt/GTP-C SMS,User Plane (GTP-U),Ethernet LAN (internal com.) Switching & Routing,3G User Plane ATM/AAL5 Termination,

5、2G/3G SS7 Narrow-Band 3G Broadband,3G Control Blades,O&M, Charging,Page 9,SGSN各模块完成的功能U3.1 3A,PPU User Plane,UTRAN,Iu Front-End,Iu-PS,Gn, Ga,Gr, Gs, .,iGGSN,SS7 Blades,Pilot Blades,3G Control Blades,Page 10,SGSN U3.1 2A各模块配置原则,SGSN U3.1 2A 1x19 rack 1xATCA subrack with 2xPilot blades 2xShared disks

6、2xSS7 blades (2xE1 each) 6xControl and User Planes blades 1xGPU subrack with 3xGPUs 1xConsole Server 2xLSN switches 24 ports 2xLAN IO switch/routers 24 ports,Page 11,SGSN U3.1 3A各模块配置原则,SGSN U3.1 3A 1x19 rack 1xATCA subrack with 2xF300 switches (LSN-GE) 2xPilot blades 2xShared disks 2xSS7 blades (2x

7、E1 and 1xSTM1 each) 4xControl Plane blades 1xGPU subrack with 2xPPUs 1xConsole Server 2x switch/routers 24 ports SGSN U3.1 3A Iu 接口部分（可调）,Page 12,SGSN 3.1 3A 性能指标,Maximum number of PDP contexts,Maximum number of Attached MS,Peak Throughput Capacity (Gbps),1024 K,2A,0.1,512 K,2G,1024 K,1,512 K,3G,3A,

8、3M,4,1M,Dual,U3.1,U3.2,2G/3G,Page 13,iGGSN 体系架构及模块构成,iGGSN 主要由三个模块组成： WN1200 Senteon Vigilon iGGSN对外接口采用： 248 port switch,Page 14,iGGSN各模块完成的功能,Enhanced Subscriber Management,Transport,Real Time Metering,Real Time Metering,Charging Proxy,SNMP to iGGSN Elements,Content / Application Servers,Internet/

9、ASP/MVNO (Non-Trusted),Operator Network (Trusted),3rd-Party Application Servers,OSA,Service Logic,HSS, HLR, AAA,OCS,OSA GW (OSP),OSS,IP,IP,CGF,From iGGSN,OMC App,Wholesale Mgmt.,Subscriber Provisioning,Security/QoS Mgmt,Session/Flow Management,Service Switching,Network Management,2.5G Base Station,3

10、G,3G Base Station,2.5G,WLAN,IP,Gn,Gn,A,MSC,Control,Policy Engine,Charging Control Interface,OSA APIs,Control Logic & I/F,2.5G SGSN,3G SGSN,BSCPCU,RNC,NAS,VPNs (L2TP, IPSec, VLAN, MPLS),Billing, Mediation,x-CSCF,Page 15,iGGSN各模块配置原则及性能指标,Vigilon: 1SUN Fire V240 Senteon: 2SUN Fire V240 WN1200 1-5 WN1200,Page 16,OMC CN,硬件平台基于HP RP4440. 产品功能 告警管理，性能管理，故障管理，配置管理，北向接口。 设备性能：,Page 17,Charging Gateway,硬件基于HP RP3410/3440 duplex 产品功能 话单采集 话单合并 帐务中心接口 设备性能,Page 18,PSCN Rack,PSCN Rack用来放置其他IT设备如： Firewall 1对 DNS 1对 NTP server 1对 Distribution Stack 1个 Gi Rou