1、Application of Mobile IP and Mobile Internet,CERNET2004Information Network Center Beijing University of Posts and Telecommunications MA Yan Dec. 2004,CERNET2004,2,Agenda,Some of the key technologies for the Next Generation Mobile Internet High performance, hierarchical network Various new wireless t
2、echnology L2/L3 Roaming technology QoS issue Security issue Mobile computation for commercial applications Migration from IPv4 to IPv6 Research activities in BUPT,CERNET2004,3,Expectation to Mobile Computing,Those features including Mobility: roaming within and among heterogeneous networks At ease:
3、large service coverage, sufficient power supply Security: Authentic, secure and privacy ensured Quality of service: Stable service, differentiated services High performance: Terminal, Network and Back end Inter-operability: standardization Abundance: colorful applications available,CERNET2004,4,1981
4、: Osborne Computer 1,第一台便携式计算机 5英寸显示器，52字符 专有操作系统 软件 BASIC, WordStar, SuperCalc 等 售价：$1795,CERNET2004,5,First color screen portable computer,1983: Commodore SX-64,CERNET2004,6,1983: RadioShack Model 100,第一台得到实用的笔记本计算机 内置显示器和常规键盘 使用AA电池 显示器为840 LCD 内置Basic语言 24KB内存时售价为 $1000,http:/ 8086 CPU 主频: 1MHz
5、内存：512K RAM 9英寸的单色显示屏 无硬盘 内置MS-DOS,CERNET2004,8,Brief history of mobile terminal,1981: Osborne Computer 1 1983: Commodore SX-64 1983: RadioShack Model 100 1985: TOSHIBA, T1100 Notebook computer, PDA, in the 21s,CERNET2004,9,Layered, High performance infrastructure,Backbone,Regional backbone,Access n
6、etwork,Wired and wireless terminals,CERNET2004,10,Bandwidth allocation,Backbone / Tbps,Home and Office 10100Mbps,Campus / Gbps,Building / 110Gbps,Terminal / 11100Mbps,CERNET2004,11,Various enhanced wireless LAN Techs,IEEE802.11 serious 11b/11a/11g IEEE802.15 PAN 10M Bluetooth IEEE802.16 Large covera
7、ge IEEE802.20 at High moving speed,CERNET2004,12,Various terminals that supporting mobile computing,performance,Mobile phone Voice and data comText-based application,PDAsimple graphicHandwriting recognitionSimple version of browser,Palm-sizedsmall key-boardsimplified application,Portable computerFul
8、l functionsStandard application,CERNET2004,13,Sample devices,CERNET2004,14,Various palm-size terminals,PDA CELLSTAR s pocketsurfer,Palmsource 的Nagel,SONY的专用电子书阅读器,BSQUARE Corporation 的 Maui .,图片引自 http:/www.hi- ，在此致谢。,CERNET2004,15,Future display device,E Ink Inc. in Massachusettes, USA A new type o
9、f flectional display device Light-weighted, less power required, easy to carry,CERNET2004,16,Performance extrapolation,Dr.Jack Dongarra University of Tennessee,CERNET2004,17,中国教育科研网格计划 ChinaGrid（第一期）,教育部于2003年启动了中国教育网格项目 现有学术网格 图像处理网格 生物信息学网格 大学课程在线网格 计算流体力学网格 海量信息处理网格,CERNET2004,18,Migration from f
10、ixed to mobile,Application,Transport,Network,Data Link,Physical,Medium,Data Link,Physical,Application,Transport,Network,Data Link,Physical,Data Link,Physical,Radio,CERNET2004,19,Tactical Internet,CERNET2004,20,Research areas in mobile Internet,Wireless communication Cellular system, WLAN, UWB/blue-t
11、ooth, IEEE 802 serious Mobile IP Mobile IP, Position management, Ad Hoc networking Transport layer Performance of TCP in the wireless environment Middleware and application systems Data warehouse Distributed database Security technology QoS and SLA ensurence for the mobile computing,CERNET2004,21,Wi
12、-Fi & WiMax,CERNET2004,22,Mobile IP - MIP,Solving the mobility issue in IP layer Activities in IETF, RFC3775 Mobile IP allows a mobile host to move about without changing its permanent IP address Each mobile host has a home agent on its home network Mobile host establishes a care-of address when its
13、 away from home,CERNET2004,23,IP header,IP-in-IP tunnel,Forwarded MIP packet encapsulated in another IP packet New IP packet: Destination = care-of-address Source = address of home agent Protocol ID = IP-in-IP,CERNET2004,24,Roaming among Heterogeneous network,Seamless mobility across diverse overlay
14、 networks “vertical” hand-offs software “agents” + hardware support for heterogeneity management,CERNET2004,25,Game in the move Downloaded / on-line / interactive / network games, for the entertainment market Voice services Music on demand Download and Streaming mode Video streaming application Vide
15、o on demand e.g. Video Clips, Movie Previews “How To” guides: change your oil, fix a flat tire, etc Internet TV: e.g. sports highlights, news on the move Video conferencing for learning or office meeting,Various mobile computing commercial application,CERNET2004,26,Various positioning application,Pe
16、rsonal positioning applications Maps - zoom and roam capabilities Directions - turn by turn or graphical Points of Interest - kiosks, ATMs, services, attractions Alerts - traffic, weather or points of interest Concierge services Services for ITS Provide traffic guidance, monitoring reports and video
17、 Emergency rescue Provide the location of the victim Advertisement based on location Identifies nearby products and services of interest,CERNET2004,27,M-TicketFlight booking, movies, concerts, performances M-ShoppingMainly for lifestyle shopping (flowers, gifts, etc.) M-BankingCheck account balanceF
18、und transfers M-transactionStocks, bonds, currencies M-WalletPre-registered credit payment with enhanced securityPrepaid m-commerce,Mobile computing-based E-Commerce,CERNET2004,28,IPv6的特征,With new features, IPv6 support 128bit Address space, especially adequate for quantity of Mobile devices Header
19、simplified Security support Flow labels support more QoS options Mobility support, 3GPP already set IPv6 as key protocol component Hierarchical routing Auto-configuration plug & play ! .,CERNET2004,29,Mobile IPv6,MIP enabled IPv6 router,Home network,Mobile node roaming to foreign entwork,IPv4/IPv6 l
20、ink,HA Home agent,MN Mobile node,CN Foreign agent,Remote host,IPv6 network,CERNET2004,30,Mobile IPv6 Packet Header,CERNET2004,31,IPv6 Internet,Migration from IPv4 to IPv6,IPv6 user,IPv4 Internet,NAPT & DNS,Pure IPv4 user,IPv6 user,Tunnel (6 over 4),v4-v6 & v6-v4 NAPT v4-v6-v4 Tunnel v6-v4-v6 Tunnel
21、dual-stack server Pure IPv6 later,IPv4 servers and users,Communication among PCs,Tunnel (4 over 6),CERNET2004,32,What we have been done in IPv6 and Mobile IPv6,Dual stack Network Management Platform (SNMP) Security features MIB/SNMP agent, part of the package for Net-SNMP Support IPv4 / IPv6 Researc
22、h on IPv4 IPv6 transition strategy Implementation of NAT/PT, compliant to RFC2766 Mobile IPv6 test-bed: draft-24, RFC3775 IPv6 security: IPv4/IPv6 dual-stack IDS system IPv6 Service and application: DNS, WWW, FTP, NTP, BBS, IP-TV .,CERNET2004,33,Mobile IPv6 Access Router,Funded by China 863 Project
23、Cisco Systems. Mobile IPv6 Conform to IETF Mobile IPv6 Draft 17 Partially support IETF Mobile IPv6 Draft & (RFC3775) DHAAD support L2 and L3 Fast Handover IPSec protection in Binding-Update SNMP support for HA management Protocol Translation Conform to NAT-PT and SIIT With DNS-Proxy (DNS-ALG) suppor
24、t,CERNET2004,34,IPv6 Test-bed in BUPT,CERNET2004,35,MIPv6 in BUPT,Supported by National 863 project,CERNET2004,36,Mobile Node Screen Shot,CERNET2004,37,Future works,Polish the test-bed for our Mobile-IPv6 Prepare for the implementation in our campus Security issues and network management Large scale
25、 (number of terminal and geographic coverage) test for Mobile IPv6 Research work and development activity for new mobile computing applications Seeking cooperation with other parties ,CERNET2004,38,Connecting mobile terminal to the next generation mobile Internet,Anyone For different ages, for vario
26、us application Satisfy the functional requirement to various users Anytime Always on-line, service on demand High performance, long-lasting battery capacity Anywhere Roaming to every corner of the globe Portability, easy to carry Any authorized information and resources Quality of service Stability,
27、 availability,Our dreamed mobile computing environment!,CERNET2004,39,References,Ad Hoc Networking Charles E. Perkins; Addison Wesley IP for 3G - Networking Technologies for Mobile Communications by John Wiley and Sons Inc. Ltd RFC3775 Mobile IP Design Principles and Practices by Charles E.Perkins Handbook of Wireless Networks and Mobile Computing by Ivan Stojmenovic, John Wiley and Sons Inc. Ltd,CERNET2004,40,Thank you !,
