the internet next generation project
TRANSCRIPT
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THEINTERNET NEXT GENERATION
PROJECT
PRESENTATION TO THE BOARD OF THE CTIT
8-3-1999
UNIVERSITY OF TWENTE, THE NETHERLANDS
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KEY FIGURES
START: 1-1-1999DURATION: 4 YEARS
PARTNERS:• CTIT
• TELEMATICS INSTITUTE - CENTRAL ORGANIZATION• ERICSSON BUSINESS MOBILE NETWORKS
• ERICSSON TELECOMMUNICATIONS• KPN RESEARCH
• COSTS PER YEAR: 2 MEURO (CTIT: 1 MEURO)
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PROJECT GOALS
• INCREASE DUTCH CONTRIBUTION TO THE INTERNATIONALDEVELOPMENT OF NEW INTERNET TECHNOLOGIES
• INTERNET-2, IETF, IRTF
• KNOWLEDGE CENTER WITHIN THE NETHERLANDS• WEB SITE(S), TUTORIALS, ONLINE TRAINING MATERIAL,
ANTC & ETB
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RESEARCH SUBJECT
• PROVISION OF QUALITY OF SERVICE IN THE INTERNET
• IN CORE NETWORKS• IN ACCESS NETWORKS
• INTRODUCE ACCOUNTING
• IMPROVE MANAGEMENT ARCHITECTURE
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PROJECT STRUCTURE
WU3QoS IN CORE NETWORKS
WU4QoS IN WIRELESS NETWORKS
WU2INTERNET MANAGEMENT ARCHITECTURES
WU5INTERNET ACCOUNTING
WU1DISSEMINATION OF RESULTS AND ONLINE TRAINING
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GIGAPORT
RELATION BETWEEN PROJECTS
IRTFService mngt.Network mngt.
IETFSeveral groups
INTERNET-2QBONE
SURVEYOR
TF-TANT
AMIDST
PRISMA
FRIENDS
QFN INTESP
INTERNET NGQWING
GIGANET
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PROJECT FINANCE
WU3QoS IN CORE NETWORKS
WU4QoS IN WIRELESS NETWORKS
WU2INTERNET MANAGEMENT ARCHITECTURES
WU5INTERNET ACCOUNTING
WU1INTERNET ACCOUNTINGTI-BASIS FINANCIERING / GIGAPORT
KPN RESEARCH
ER
ICS
SO
N
QWINGQWING
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WORK UNIT 1
DISSEMINATION AND TRAINING
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DELIVERABLES WU 1
WEB SITE WITH INTERNET MANAGEMENT INFORMATION
TUTORIALS ON:• IPv6
• SNMPv3• DISTRIBUTED MANAGEMENT
• INTSERV AND DIFFSERV• MOBILE NETWORKING
TRAINING MODULE ON INTERNET MANAGEMENT
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WU1 APPROACH
USE ADVANCED MODULES OF TGS:• INTSERV, DIFFSERV, IPv6
• MOBILE NETWORKS
• INTERNET MANAGEMENT PROTOCOLS
INVESTIGATE POSSIBLE EMBEDDING WITHIN EUNICE
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WORK UNIT 2
NEW INTERNET MANAGEMENTARCHITECTURES
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WU2 DELIVERABLES
31-10-1999: D2.1HOW TO TRANSFER LARGE AMOUNTS
OF MANAGEMENT DATA RELIABLY
31-12-1999: D2.2INITIAL SERVICE MANAGEMENT ARCHITECTURE
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WU2 Approach
GOAL:
• NEW INTERNET
MNGT. ARCH.
ACTIVITIES:
• IRTF BEAM
• IRTF SERVICE MNGT.
• IETF DISMAN
• ...
QUESTIONS:
• WHAT ARE THESHORTCOMINGS OF SNMP?
• HOW CAN DISMAN HELP?
• ...
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GOAL, QUESTIONS & ACTIVITIES
DECMAR APR MAY JUNE AUG SEP OCT NOVFEB
D2.
1: B
ULK
MN
GT
. DA
TA
31-10-1999
D2.
2: IN
I. S
ER
V. M
NG
T. A
RC
H.
31-12-1999
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SHORTCOMINGS OF SNMP
• LIMITED SCALABILITY• NO SPECIAL MEANS FOR INTER-OPERATOR MANAGEMENT
• DIFFICULT TO USE FOR END USERS (CNM)• ...
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QUESTIONS• WHAT ASPECTS OF EXISTING MANAGEMENT ARCHITECTURES MAY BE
RELEVANT FOR THE FUTURE INTERNET MANAGEMENT ARCHITECTURE?• WILL SNMP REMAIN IMPORTANT?
• CAN DISMAN HELP TO SOLVE THE SCALEABILITY PROBLEM? HOW?
• WHAT ARE THE MAIN PROBLEMS FOR INTER-OPERATOR MANAGEMENT• CAN WE USE TMN IDEAS TO SOLVE INTER-OPERATOR MANAGEMENT? HOW?
• IS SNMP A GOOD SOLUTION TO TRANSFER LARGE AMOUNTS OF MANAGEMENTDATA? WHY (NOT)?
• CAN XML HELP TO TRANSFER LARGE AMOUNTS OF MANAGEMENT DATA?
• WHAT ARE THE MAIN PROBLEMS FOR CUSTOMER NETWORK MANAGEMENT?
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ACTIVITIES
• DEFINE TERMINOLGY (E.G. ELEMENT, DEVICE, NETWORK, PROTOCOL,
APPLICATION, SERVICE, CUSTOMER & BUSINESS MANAGEMENT)
• STUDY STATE OF THE ART (E.G. SNMPv3, DISMAN, TMN, ISO, OMG/CORBA,
W3C/XML)
• PARTICIPATE IN IRTF SERVICE MANAGEMENT GROUP
• PARTICIPATE IN IRTF NETWORK MANAGEMENT GROUP
• PARTICIPATE IN IETF DISMAN GROUP
• EXPERIMENT WITH DISMAN IMPLEMENTATIONS
• ...
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WORK UNIT 4
QoS OVER WIRELESS AND MOBILEACCESS NETWORKS
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WU4 DELIVERABLES
• A FRAMEWORK FOR QoS SUPPORT FOR IP NETWORKSWITH WIRELESS AND MOBILE ACCESS NETWORKS
• A DESCRIPTION OF QoS SUPPORT BY WIRELESS NETWORKS
• A DESCRIPTION OF MOBILITY SUPPORT IN WIRELESS NETWORKS
• A DESCRIPTION OF RESOURCE RESERVATION ANDROUTING ALGORITHMS IN IP NETWORKS WITH MOBILITY
• WIRELESS TESTBED IN ANTC
• WIRELESS TESTBED AT ERICSSON
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WU4 Global Planning
WU-4.2 QoS support
WU-4.3 Mobility support
WU-4.4 Resource reservation and routing
WU-4.6 EMN testbed
WU-4.5 CTIT testbed
IntegrationTestingDemonstration
Year 1 Year 2 Year 3 Year 4
Standardisationmeeting (IETF)
Pilot tests
ReportsGo/ No Go
Architecture &AlgorithmDevelopment
PerformanceAnalysis
ImplementationExperiments
Set-upDECT & 802.11
Measurements &Initial Experiments
ExperimentsNew radio (GPRS, UMTS)
WU-4.0 Project management
WU-4.1 QoS framework
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Key Issues
• Extension of Integrated Services and Differentiated ServicesFrameworks with the notion of QoS and mobility in wireless
networks• The use of mechanisms and protocols (e.g., RSVP) for service
differentiation over wireless link layers• The support of various wireless networks for QoS
requirements and ability to differentiate between QoS classes• Location management and handover algorithms to support
real-time IP services in wireless networks• Combined resource reservation and routing for high network
efficiency, QoS support, and mobility support
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Relevant Technologies
IP
IPv6
Mobile IP
Voice over IP
H.323
DifferentiatedServices
IntegratedServices
Mobile & Wireless Networks
Internet Technology
DECT UMTS IEEE 802.11
HiperLAN II
ISSLLResourceAllocation
QoSRoaming
Hand-over
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ACTIVITIES
• Framework development• Evaluation and comparison of DECT, IEEE 802.11, HiperLAN II,
and UMTS (W-CDMA / TD-CDMA)• Design of schemes for QoS (re-)negatiation, admission
control, resource allocation, and scheduling for a wirelesssubnetwork
• Design of schemes for location management and hand-oversuitable for real-time services on wireless networks
• Design of schemes for per flow reservation in DiffServdomains with reservation for aggregated traffic
• Design of schemes for admission control and resourcereservation in the presence of mobility, and optimization of
routing
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ACTIVITIES (CONT’D)
• ANTC Testbed setup using existing IEEE 802.11 equipment• Modification of DECT hardware and software for use in a IP
environment• EMN Testbed setup using existing IEEE 802.11 equipment, and
modified DECT equipment• Measurement and modeling of IP level performance of DECT
and IEEE 802.11• Experiments on (IP level) performance requirements and
traffic load of mobile / wireless applications• Initial performance analyses
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WORK UNIT 5
INTERNET ACCOUNTING
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DELIVERABLES
D5.1: STATE OF THE ART REPORTON ACCOUNTING
D5.2: INITIAL INTERNET ACCOUNTINGARCHITECTURE
D 5.3: REPORT ON POSSIBLE TECHNIQUES FORMETERING
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WHAT IS ACCOUNTING?
network metering metering metering
charging
billing
measurements
information collection correlating
sending & collecting bills
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WHY ACCOUNTING?
• Internet NG ⇒ QoS ⇒ Accounting• a way to influence user-behavior
• it is the ultimate user-provider relation• allows for product differentiation
• access networks are scarse resources• providers want accounting !?
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APPROACH
GOAL:
• state of the art
• initial accounting arch.
• Metering techniques
ACTIVITIES:
• standards & research• ISPs
• Lab & experiments• ...
QUESTIONS:
• transport•services / content
• general
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QUESTIONS - TRANSPORT
• Can you make a difference between local,national and international traffic
• Can you distinguish inter and intra traffic• can you do accounting when e.g.
retransmissions are involved• what information is needed for accounting
• what is the influence of future developments• ...
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QUESTIONS - GENERAL
• What’s the difference between accounting inthe ‘old’ and ‘new’ world
• who are involved in the accounting processand how will it be ‘organized’
• what accounting information needs to beexchanged between ISPs/operators• At what level(s) is accounting
possible/needed (user or aggregates)• ...
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ACTIVITIES
• State-of-the-art standards (IETF, TINA, IRTF)• state-of-the-art research (publications,
conferences)• Interviews Internet Service Providers• Accounting parameters used by ISPs.• Influence of politics and regulations.• Accounting lab, prototypes and experiments.• Insight in Traffic Flows.• Study new technologies and equipment (e.g.
Mobility, DIFFSERV, INTSERV).• Homepage.
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SOURCES FOR STATE OF THE ART
Standards• IETF:
• ATM accounting• RTFM• AAA• NASREQ
• TINA• Eurescom• ETSI• ...
Projects• ACTS:
• CA$HMAN• CANCAN
Reports & products• Bellcore• ...• Cisco• ...