1ed__综合布线-移动方案.ppt
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1、Session I: Mobile Data Infrastructure Charles Mah Solution Marketing Cisco Systems Email: ,Agenda,Mobile Data Infrastructure Trends Opportunities and chanllenges Mobile Wireless - Market drivers - Insertion opportunities - Enabling mobile data services - Summary,GSM Circuit Switched & Packet Switche
2、d,GPRS SGSN and GGSN provide packet data services,BTS,BTS,Internet,Transit Net,Transit Net,GPRS SGSN and GGSN provide packet data services,Node B,Node B,Internet,Transit Net,Transit Net,UMTS Circuit Switched & Packet Switched,CDMA IS-95A, B 1xRTT, 1xEV-DO,BTS,BTS,Internet,Transit Net,Transit Net,Wha
3、t Happens To WAP?,What happens to WAP? I-Mode success continues WAP over GSM, SMS, GPRS, EDGE? WAP over cdma-1xRTT, cdma2000 The human (consumer) factors Co-existing, converging networks,Enabling Differentiated Services,Core values Business strategy solutions architecture road map IP Ops readiness S
4、calability Manageability Cost of ownership Go-to-market Time-to-market ROI,Cousin, finally we meet!,Packet,TDM,技术发送速度功能,应用 话音, SMS E-mail Internet Web接入 数据库接入 同步 文件传输 定位业务 静像传输 低视频质量 高视频质量,应用性能评分,3G/UMTS EDGE GPRS 2G,技术,End Users Perspective,资料来源: Motorola,Peering point congestion,Origin server scal
5、ability, speed of light,Internet Backbone,Cross-Internet connections,Edge Devices/ Network,Air Interface,Gigabit Optical Network,Peering Capacity, ISP Network Capacity,The bandwidth of the wireless link is limited and time-varying,“Middle Mile”,Potential Mobile Internet Congestion,“Mobile Last Mile”
6、,Content Optimization,Content Optimization: Mobilize any existing application, or support new applications, to any user with any device over any given bandwidth with dynamically customized content Superior user experience Content routing based on user, bandwidth, device type User classification for
7、priority and servicing Maximize spectral efficiency,Functions,Compression Reduce Text and Image Size Transmission Optimization Overcome TCP Limitations Transcoding Organize for Device Display/Input Can occur in real time or preprocessed Can be client/server or server only Example: AOL client/server,
8、Building IP Connectivity,Internet Packet Data Network Data Center Application Hosting Content Optimization Maximize Spectrum Usage Portal Implementation and differentiated Billing Negotiating with External Packet Data Networks,IPv6 in the UMTS network,IPv6 required in the MS, and in the UTRAN,R5 Nod
9、e B,IPv6 UTRAN,SGSN (dual-stack),IPv4/6 MS,IPv4 or IPv6 Services,IPGW (SSG, ),IPv6 from the TE (MS) is independent of IPv6 in RAN devices If UTRAN has to use IPv6 GTP encapsulation has to be IPv6 between RNC and SGSN GTP encapsulation may be encapsulated in IPv4 (optional) GTP encapsulation changed
10、from Iu-ps to Gn (IPv4),IPv4 Core,GGSN (dual-stack),GRPS Roaming Network Architecture,Global Network Infrastructure,Border Gateways,Mobile Network Operator A,GRX Network,Mobile Network Operator B,Mobile Network Operator C,GPRS Roaming Exchange,Mobile Network Operator D,Root DNS Servers,Central Excha
11、nge Point,Border Gateway,Border Gateway,Enterprise Subscribers,Enterprise Subscribers,Enterprise Subscribers,GRX Network,BSC,BTS,BTS,GPRS Network,MSC,Converging Operator Franchises,Data/Hosting Centers,Data Transit Networks,Signaling Network,RNC,BTS,MSC,GSM,UMTS,CDMA IP Network,BSC,CDMA,MSC,UMTS IP
12、Network,CDMA IP Network,Internet/ISPs,Voice Transit Networks,Data Core Networks,RAN Transport,RAN Transport,Wireless Office,Closing The Gaps,BSC,BTS,BTS,GPRS Network,MSC,Data/Hosting Centers,Data Transit Networks,Signaling Network,RNC,BTS,MSC,GSM,UMTS,CDMA IP Network,BSC,CDMA,MSC,UMTS IP Network,CDM
13、A IP Network,Internet/ISPs,Voice Transit Networks,Data Core Networks,RAN Transport,RAN Transport,PDSN,HA & FA,SGSN,GGSN,uGGSN,ESGSN,ITP,mobile SSG,BSC,BTS,BTS,GGSN,SGSN,Internet/ISPs,GPRS Network,Core Data Network,MSC,Extending Mobility & Services,Data Transit Network,Signaling Network,GP 10,GMC,PBX
14、,Enterprise Network,V,V,802.11 Public Access Network,mobile SSG,Data Centers,Enterprise Networks,Mobile Internet Edges (Independent of Access Technologies),Extending Mobile Services,SGSN,VPN,WLAN,IPV4 IPV6,MIP GRE IPsec L2TP MPLS IPV4 IPV6,Session Establishment IP Routing Forwarding Address allocati
15、on User authentication Access selection QoS Accounting VPN edge function,Services GW,Radius, DNS, DHCP,Service Profile Content Policy Caching Content Switching Optimization & Compression & Transformation Charging GW Subscriber, Appliance, Location ID,PDSN,GP 10,GMC,PBX,Enterprise Networks,V,Multi-se
16、rvices GW,V,The office environment,Adding GSM-over-IP,“Dr. Ian Sayers, a Cisco Fellow, has provided revolutionary work leading to the betterment of GSM. Dr. Sayers was personally responsible for bringing Cisco into the GSM system industry, via Ciscos acquisition of JetCell. As CTO and co-founder of
17、JetCell, he was the architect for the revolutionary MNET technology that provides GSM access for corporations over their existing Ethernet networks. By efficiently combining GSM and packet technologies into a single ultra-small radio platform, Dr. Sayers has opened up entire new industries for compa
18、nies such as Cisco to enter.,2001 GSM Awards - Roll of Honour,“The GSM Association is proud to announce the first GSM Roll of Honour list. As we move towards 1 Billion wireless phones in use and over Billion GSM customers this year (within 10 years of the first GSM network launch!), this list repres
19、ents 100 people that have demonstrated a long-standing commitment to the technical and commercial development and promotion of GSM in all its forms”.,MNETTM GSM Enterprise Solution,GP10 1800mhz 1900mhz 900mhz 12/01.,Benefits,End-user benefits One person, one number, one phone, one world Full in-buil
20、ding coverage Access to PBX functions when in building Connectivity to dataIP is the standard Corporate benefits Full global roaming for voice and datamobility Integrated networksIP-based Lower corporate infrastructure and user costs Simplifies network installation/maintenance Operator benefits Capt
21、ure business customers: reduced churn/increased margins Increase revenue from additional corporate services Provides/enhance indoor coverage and more network capacity,The Challenge,What do I need to do to run a well-managed network?,Multi-Domain Network,PDNs can be Internet, intranet, GRX etc,Challe
22、nge To Sell Services,BTS,SGSN,Corporate Network,Firewall,Internet,Internal Packet Network,Public Land Mobile Network (PLMN),BSC,GGSN (Cisco 7xxx and Cisco IOS),Border Gateway,Key Network Elements for Global Wireless Operator Data Network,IP Address Administration Filtering and Quality of Service Tra
23、ffic Engineering,Service Level Agreements VPN Infrastructure Security,Address Administration that facilitates Route Summarization and filtering/QOS assignment Dynamic IP address Range assignments Use of Private/Public Addresses for network devices and subscribers IPv6 and IPv4 interoperability,Probl
24、em IP administration Overhead (Examples),Session II: Mobile Wireless Market drivers, Insertion opportunities,i-Mode Subscriber Growth,Wireless Internet Connection Statistics,NTT DoCoMos i-Mode subscribers 25 Million, out of 35M sub (70%+) Large % revenues and contents are entertainment related,Sourc
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