Transcript Application of Mobile IP and Mobile Internet

Application of Mobile IP and
Mobile Internet
CERNET’2004
Information Network Center
Beijing University of Posts and Telecommunications
MA Yan
Dec. 2004
Agenda
Some 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
Research activities in BUPT
CERNET'2004
2
Expectation to Mobile Computing
Those 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
1981: 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
CERNET'2004
4
First color screen portable computer
1983: Commodore SX-64
CERNET'2004
5
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8＊40 LCD
内置Basic语言
24KB内存时售价为
$1000
CERNET'2004
http://www.cedmagic.com/history/radio-shack-trs80-model100.html
6
1985:东芝TOSHIBA公司的T1100
Intel 8086 CPU
主频: <1MHz
内存：512K RAM
9英寸的单色显示屏
无硬盘
内置MS-DOS
CERNET'2004
7
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 21’s
CERNET'2004
8
Layered, High performance
infrastructure
Wired and wireless terminals
Access network
Regional backbone
Backbone
CERNET'2004
9
Bandwidth allocation
Backbone / Tbps
Campus / Gbps
Home and Office
10~100Mbps
BuildingCERNET'2004
/ 1~10Gbps
10
Terminal / 11~100Mbps
Various enhanced wireless LAN Techs
IEEE802.11 serious

11b/11a/11g
IEEE802.15


PAN <10M
Bluetooth
IEEE802.16

Large coverage
IEEE802.20

at High moving speed
CERNET'2004
11
Various terminals that supporting
mobile computing
PDA
• simple graphic
• Handwriting recognition
• Simple version of browser
Mobile phone
•Voice and data com
• Text-based application
Portable computer
• Full functions
• Standard application
Palm-sized
• small key-board
• simplified application
performance
CERNET'2004
12
Sample devices
CERNET'2004
13
Various palm-size terminals
Palmsource 的Nagel
PDA CELLSTAR’ s pocketsurfer
SONY的专用电子书阅读器
BSQUARE Corporation 的 Maui .
CERNET'2004
14
图片引自 http://www.hi-pda.com ，在此致谢。
Future display device
E Ink Inc. in
Massachusettes, USA
A new type of flectional
display device
Light-weighted, less
power required, easy to
carry
CERNET'2004
15
Performance extrapolation
CERNET'2004
Dr.Jack Dongarra
16
University of Tennessee
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
Medium
Radio
CERNET'2004
18
Research areas in mobile Internet
Wireless communication

Cellular system, WLAN, UWB/blue-tooth, 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
CERNET'2004
20
QoS and SLA ensurence
for the mobile computing
Wi-Fi & WiMax
802.11
802.16
802.16a/d
802.16e
802.20
Status of
Standard
Complete
2001/12/06
2004 /Q4
Est. 2005
Est. ’05-06
Target App.
WLAN
WMAN
WMAN
WMAN
WWAN
Average Cell
Radius 1-3 mi
Average Cell
Radius 4-6 mi
Average Cell
Radius 1-3 mi
Channel
Conditions
Up t0 300 ft. for
indoor LAN
LOS when
outdoors
LOS
NLOS
NLOS
Spectrum
Unlicensed
10-66 GHz
Licensed
2-11 GHz
2-6 GHz
Mobility Support
Portable – Local
Roaming
Fixed
Fixed
Regional
Roaming
Channelization
20 MHz
Scalable
1.5-20 MHz
Scalable
1.5-20 MHz
Scalable
1.5-5 MHz
1.25 or 5 MHz
Spectral
Efficiency
< 2.7 bps/Hz
< 4.8 bps/Hz
< 3.75 bps/Hz
< 3 bps/Hz
< 1.25 bps/Hz
Bit Rate
54 Mbps
(20 MHz BW)
15 Mbps
(5 MHz BW)
21
< 6 Mbps
(5 MHz BW)
Range
< 96Mbps CERNET'2004
< 75 Mbps
(20 MHz BW)
(20 MHz BW)
NLOS
<3.5 GHz
Licensed
Vehicular
Mobility –
Global Roaming
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 it's
away from home
CERNET'2004
22
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
IP header
data
IP header
IP header
data
CERNET'2004
23
Roaming among Heterogeneous network
Local area
Satellite
High end
本地范围
Wide Area
High speed moving
Low speed moving
Seamless mobility across diverse overlay networks


“vertical” hand-offs
software “agents” + hardware support for heterogeneity management
CERNET'2004
24
Various mobile computing
commercial application
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




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'2004
25
Various positioning application
Personal 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
Emergency rescue

Provide the location of the victim
Advertisement based on location

Identifies nearby products and services of
CERNET'2004
interest
26
Mobile computing-based E-Commerce
M-Ticket

Flight booking, movies, concerts, performances
M-Shopping

Mainly for lifestyle shopping (flowers, gifts, etc.)
M-Banking


Check account balance
Fund transfers
M-transaction

Stocks, bonds, currencies
M-Wallet


Pre-registered credit payment with enhanced security
Prepaid m-commerce
CERNET'2004
27
IPv6的特征
With 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'2004
28
Mobile IPv6
Remote host
MIP enabled
IPv6 router
IPv4/IPv6 link
HA
Home agent
MN
Mobile node
Home network
CN
Foreign agent
Mobile node roaming to foreign entwork
IPv6 network
CERNET'2004
29
Mobile IPv6 Packet Header
CERNET'2004
30
Migration from IPv4 to IPv6





IPv4
servers and users
v4-v6 & v6-v4 NAPT
v4-v6-v4 Tunnel
v6-v4-v6 Tunnel
dual-stack server
Pure IPv6 later
Tunnel (4 over 6)
IPv4 Internet
Pure IPv4 user
Tunnel (6 over 4) NAPT & DNS
IPv6 user
IPv6 Internet
CERNET'2004
 Communication among PCs
IPv6 user
31
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
 Research 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
CERNET'2004
32
 ...
Mobile IPv6 Access Router
 Funded by


China 863 Project
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) support
CERNET'2004
33
IPv6 Test-bed in BUPT
CERNET'2004
34
MIPv6 in BUPT
Supported by National 863 project
CERNET'2004
35
Mobile Node Screen Shot
CERNET'2004
36
Future works
Polish the test-bed for our Mobile-IPv6
Prepare for the implementation in our
campus
Security issues and network management
Large scale (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
CERNET'2004
…
37
Connecting mobile terminal to
the next generation mobile Internet
 Anyone


For different ages, for various 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, availability
Our dreamed mobile computing environment!
CERNET'2004
38
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
CERNET'2004
39
Thank you !
CERNET'2004
40