Application of Mobile IP and Mobile Internet

Transcription

1 Application of Mobile IP and Mobile Internet CERNET 2004 Information Network Center Beijing University of Posts and Telecommunications MA Yan Dec. 2004

2 Agenda 4Some of the key technologies for the Next Generation Mobile Internet High performance, hierarchical network Various new wireless technology L2/L3 Roaming technology QoS issue Security issue Mobile computation for commercial applications Migration from IPv4 to IPv6 4Research activities in BUPT CERNET'2004 2

3 Expectation to Mobile Computing 4Those features including Mobility: roaming within and among heterogeneous networks At ease: 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 CERNET'2004 3

4 1981: Osborne Computer 1 4 第一台便携式计算机 45 英寸显示器,52, 字符 4 专有操作系统 4 软件 BASIC, WordStar, SuperCalc 等 4 售价 :$1795: CERNET'2004 4

5 First color screen portable computer 1983: Commodore SX-64 CERNET'2004 5

6 1983: RadioShack Model 第一台得到实用的笔记本计算机 4 内置显示器和常规键盘 4 使用 AA 电池 4 显示器为 8*40 LCD 4 内置 Basic 语言 424KB 内存时售价为 $1000 SelectaVision CED Magic CERNET'2004 6

7 1985: 东芝 TOSHIBA 公司的 T1100 4Intel 8086 CPU 4 主频 : <1MHz 4 内存 :512K: RAM 49 英寸的单色显示屏 4 无硬盘 4 内置 MS-DOS CERNET'2004 7

8 Brief history of mobile terminal 41981: Osborne Computer : Commodore SX : RadioShack Model : TOSHIBA, T Notebook computer, PDA, in the 21 s CERNET'2004 8

9 Layered, High performance infrastructure Wired and wireless terminals Access network Regional backbone Backbone CERNET'2004 9

10 Bandwidth allocation Campus / Gbps Backbone / Tbps Home and Office 10~100Mbps Building / 1~10Gbps Terminal / 11~100Mbps CERNET'

11 Various enhanced wireless LAN Techs 4IEEE serious 11b/11a/11g 4IEEE PAN <10M Bluetooth 4IEEE Large coverage 4IEEE at High moving speed CERNET'

12 Various terminals that supporting mobile computing PDA simple graphic Handwriting recognition Simple version of browser Portable computer Full functions Standard application Mobile phone Voice and data com Text-based application Palm-sized small key-board simplified application performance CERNET'

13 Sample devices CERNET'

14 Various palm-size terminals Palmsource 的 Nagel PDA CELLSTAR s pocketsurfer BSQUARE Corporation 的 Maui. SONY 的专用电子书阅读器 CERNET' 图片引自 pda.com, 在此致谢

15 Future display device 4E E Ink Inc. in Massachusettes,, USA 4A A new type of flectional display device 4Light-weighted, less power required, easy to carry CERNET'

16 Performance extrapolation Dr.JackDongarra CERNET' University of Tennessee

17 4 教育部于 2003 年启动了中国教育网格项目 4 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 中国教育科研网格计划 ChinaGrid( 第一期 ) CERNET'

18 Migration from fixed to mobile Application Application Transport Transport Network Network Network Network Data Link Data Link Data Link Data Link Physical Physical Physical Physical Radio Medium CERNET'

19 Tactical Internet A EOffice Solutions for Soldiers rmy Systems Engineering Military & Commercial SATCOM OPEN SYSTEMS ROUTING Radio Net Radio Net Radio Net Radio Net ROUTERS Tactical Internet Radio Net Radio Net OPEN INTERFACES OPEN INTERFACES Dismounted Soldier CERNET'

20 Research areas in mobile Internet 4Wireless communication Cellular system, WLAN, UWB/blue-tooth, IEEE 802 serious 4Mobile IP Mobile IP, Position management, Ad Hoc networking 4Transport layer Performance of TCP in the wireless environment 4Middleware and application systems 4Data warehouse Distributed database 4Security technology 4QoS and SLA ensurence ensurence CERNET'2004 for the mobile computing 20

21 Wi-Fi & WiMax Status of Standard Complete /12/ a/d 2004 /Q e Est Est Target App. WLAN WMAN WMAN WMAN WWAN Range Channel Conditions Spectrum Mobility Support Channelization Spectral Efficiency Bit Rate Up t0 300 ft. for indoor LAN LOS when outdoors Unlicensed Portable Local Roaming 20 MHz < 2.7 bps/hz 54 Mbps (20 MHz BW) Average Cell Radius mi LOS GHz Licensed Fixed Scalable MHz < 4.8 bps/hz < 96Mbps (20 MHz BW) Average Cell Radius mi NLOS 2-11 GHz Fixed Scalable MHz < 3.75 bps/hz < 75 Mbps (20 MHz BW) Average Cell Radius mi NLOS 2-66 GHz Regional Roaming Scalable MHz < 3 bps/hz 15 Mbps (5 MHz BW) NLOS <3.5 GHz Licensed Vehicular Mobility Global Roaming 1.25 or 5 MHz < 1.25 bps/hz < 6 Mbps (5 MHz BW) CERNET'

22 Mobile IP - MIP 4Solving the mobility issue in IP layer 4Activities in IETF, RFC3775 4Mobile IP allows a mobile host to move about without changing its permanent IP address 4Each mobile host has a home agent on its home network 4Mobile host establishes a care-of address when it's away from home CERNET'

23 IP-in in-ip tunnel 4Forwarded MIP packet encapsulated in another IP packet 4New IP packet: Destination = care-of of-address Source = address of home agent Protocol ID = IP-in in-ip IP header data IP header IP header data CERNET'

24 Roaming among Heterogeneous network Local area Satellite High end Wide Area High speed moving 本地范围 Low speed moving 4Seamless mobility across diverse overlay networks vertical hand-offs software agents + hardware support for heterogeneity management CERNET'

25 Various mobile computing 4Game in the move Downloaded / on-line / interactive / network games, for the entertainment market 4Voice services commercial application Music on demand Download and Streaming mode 4Video streaming application Video 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 CERNET'

26 Various positioning application 4Personal 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 4Services for ITS Provide traffic guidance, monitoring reports and video 4Emergency rescue Provide the location of the victim 4Advertisement based on location Identifies nearby products and services of interest CERNET'

27 Mobile computing-based E-CommerceE 4M-Ticket Flight booking, movies, concerts, performances 4M-Shopping Mainly for lifestyle shopping (flowers, gifts, etc.) 4M-Banking Check account balance Fund transfers 4M-transaction Stocks, bonds, currencies 4M-Wallet Pre-registered registered credit payment with enhanced security Prepaid m-commercem CERNET'

28 IPv6 的特征 4With new features, IPv6 support 128bit Address space, especially adequate for quantity of Mobile devices Header 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!... CERNET'

29 Mobile IPv6 Remote host IPv4/IPv6 link MIP enabled IPv6 router HA Home agent Home network MN Mobile node CN Foreign agent Mobile node roaming to foreign entwork IPv6 network CERNET'

30 Mobile IPv6 Packet Header CERNET'

31 Migration from IPv4 to IPv6 IPv4 servers and users 4 v4-v6 v6 & v6-v4 v4 NAPT 4 v4-v6 v6-v4 v4 Tunnel 4 v6-v4 v4-v6 v6 Tunnel 4 dual-stack server 4 Pure IPv6 later Tunnel (4 over 6) IPv4 Internet Pure IPv4 user Tunnel (6 over 4) NAPT & DNS IPv6 user IPv6 Internet IPv6 user CERNET' Communication among PCs

32 What we have been done in IPv6 and Mobile IPv6 4 Dual stack Network Management Platform (SNMP) Security features MIB/SNMP agent, part of the package for Net-SNMP Support IPv4 / IPv6 4 Research on IPv4 <-> IPv6 transition strategy Implementation of NAT/PT, compliant to RFC Mobile IPv6 test-bed: draft-24, RFC IPv6 security: IPv4/IPv6 dual-stack IDS system 4 IPv6 Service and application: DNS, WWW, FTP, NTP, BBS, 4... IP-TV CERNET'

33 4Funded by Mobile IPv6 Access Router China 863 Project Cisco Systems. 4 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 4 Protocol Translation Conform to NAT-PT and SIIT With DNS-Proxy (DNS-ALG) support CERNET'

34 IPv6 Test-bed in BUPT CERNET'

35 MIPv6 in BUPT Supported by National 863 project CERNET'

36 Mobile Node Screen Shot CERNET'

37 Future works 4Polish the test-bed for our Mobile-IPv6 4Prepare for the implementation in our campus 4Security issues and network management 4Large scale (number of terminal and geographic coverage) test for Mobile IPv6 4Research work and development activity for new mobile computing applications 4Seeking cooperation with other parties 4 CERNET'

38 4 Anyone Connecting mobile terminal to the next generation mobile Internet For different ages, for various application Satisfy the functional requirement to various users 4 Anytime Always on-line, service on demand High performance, long-lasting lasting battery capacity 4Anywhere Roaming to every corner of the globe Portability, easy to carry 4 Any authorized information and resources Quality of service Stability, availability Our dreamed mobile computing environment! CERNET'

39 References 4 Ad Hoc Networking Charles E. Perkins; Addison Wesley 4 IP for 3G - Networking Technologies for Mobile Communications by John Wiley and Sons Inc. Ltd 4 RFC Mobile IP Design Principles and Practices by Charles E.Perkins 4 Handbook of Wireless Networks and Mobile Computing by Ivan Stojmenovic,, John Wiley and Sons Inc. Ltd CERNET'

40 Thank you! CERNET'