文档介绍：2G/3G RAN的IP优化解决方案 -- Cisco RAN Optimization 康团社 tskang@ Cisco HQ and North Team 议题 移动IP NGN系统架构及向全IP融合的路线图 移动网络向全IP融合的各个步骤:面临的挑战及解决办法 2G/3G对RAN的需求和RAN优化解决方案 RAN Optimization 方案的提出 RAN Optimization Value Proposition Cisco RAN-O在移动网络中的应用场景及部署 参考案例及总结 议题 移动IP NGN系统架构及向全IP融合的路线图 移动网络向全IP融合的各个步骤:面临的挑战及解决办法 2G/3G对UTRAN的需求和RAN优化解决方案 RAN Optimization 方案的提出 RAN Optimization Value Proposition Cisco RAN-O在移动网络中的应用场景及部署 参考案例及总结 INTELLIGENT WORK Mobility IP NGN Architecture APPLICATION CONVERGENCE SERVICE CONTROL CONVERGENCE Transport O P E R A T I O N A L L A Y E R S E C U R I T Y L A Y E R NETWORK CONVERGENCE Application & Policy Function Policy Enforcement Points Mobile Service Exchange Parental Control VoIP Over Mobile Picture Messaging Mobile TV Push to Talk Mobile Gaming RAN Aggregation Radio IP/MPLS Core RAN Cellsite Mobility IP NGN Architecture How does it evolve to full convergence – IP based Legacy Mobile Switching HLR IP/MPLS work RAN MSC BSC/ RNC Content Content/Apps Policy CSCP POC App X Content Enterprise VPN BSC/ RNC POC App X CLASS App IP Core IP based RAN Edge Services SIP/IMS CPE Security Split Architecture All IP Journey to the IP work PSTN SS7 V IP/MPLS work Wireless BB work RAN Core RAN T&O PSTN n x T1/E1 n x T3/STM1 BSC BTS MSC MSC MSC GMSC A-bis TDM A-ter TDM GGSN n x T1/E1 n x T3/STM1 RNC Node B lu-b ATM AAL2/5 lu-ps ATM Media Gateway V lu-cs ATM 3G – UMTS (R4) SGSN Gn PCU SGSN Gb Frame Relay GGSN GSM/GPRS Gi Gn IP Backbone Cisco Mobile Exchange n x T1/E1 n x T3/STM1 RNC Node B lu-r ATM lu-b ATM AAL2/5 lu-cs IP 3G – UMTS (R5) lu-ps IP MSC PSTN Media Gateway V IP Evolution in GSM/works All IP Transport IP in the Core IP at the Cell Site IP Evolution in works--At a Glance Market Momentum Stage 1: IP/MPLS for Mobile Core and Signaling over IP Stage 2: IP/MPLS at 2G/3G RAN Core (AToM) Stage 3: Backhaul Optimization at RAN Edge