'Core routers' diaporamas de présentation

Introduction to High-Performance Internet Switches and Routers

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Chapter 4 Internet Protocol-Part 1, IPv4

Chapter 4 Internet Protocol-Part 1, IPv4. Unreliable and Best Effort Delivery. IP does not guarantee that it will handle the problems of: Datagram duplication Delayed or out-of-order delivery Corruption of data Datagram loss. Therefore, additional layers of protocol software are needed

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IP Network Management

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Participant can communicate anonymously with non-participant User can talk to CNN

Tarzan: A Peer-to-Peer Anonymizing Network Layer Michael J. Freedman, NYU Robert Morris, MIT ACM CCS 2002 http://pdos.lcs.mit.edu/tarzan/. The Grail of Anonymization. Participant can communicate anonymously with non-participant User can talk to CNN.com. ?. User. Nobody knows who user is.

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Participant can communicate anonymously with non-participant User can talk to CNN

Tarzan: A Peer-to-Peer Anonymizing Network Layer Michael J. Freedman, NYU Robert Morris, MIT ACM CCS 2002 http://pdos.lcs.mit.edu/tarzan/. The Grail of Anonymization. Participant can communicate anonymously with non-participant User can talk to CNN.com. ?. User. Nobody knows who user is.

508 views • 42 slides

Providing Guaranteed Services Without Per Flow Management

Providing Guaranteed Services Without Per Flow Management. By: Ion Stoica, Hui Zhang Presented by: Sanjeev R. Kulkarni. Outline. Problems with the current QoS architectures Stateless Core Architecture(SCORE) Dynamic Packet State Core Jitter Virtual Clock Algorithm Admission Control

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Sizing Router Buffers

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IP Routing: GGP and RIP

IP Routing: GGP and RIP. Network Protocols and Standards Autumn 2004-2005. IP Routing Protocols. Autonomous System Interior Gateway Protocols GGP RIP OSPF Exterior Gateway Protocols BGP EGP IP Multicast Routing MPLS. IP Routing Protocols. Autonomous Systems. Routing in the Internet.

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DiffServ QoS in internet

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Routing: Cores, Peers, and Algorithms

Routing: Cores, Peers, and Algorithms. Chapter 13. Have looked at: TCP/IP network level services Details of protocols in hosts and routers Assumed routers contain correct routes This chapter asks: What values should routing tables contain? How can those values be obtained?.

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??? ???. Introduction ?????: ??????? ?????. ISPs categories:. Internet Service Providers (ISPs) categories:. Tier-1 ISPs ???? ??? ???????? ????? ???? ?? ????? ???? ???? ?? ????? ?? ???? ? ???? ???? ?? ???? ? ??????? ?? ??????? ????? ??????? ??????.

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Routing: Cores, Peers and Algorithms

Routing: Cores, Peers and Algorithms. Chapter 14. The Origin of Routing Tables. Routers form the base of an internet and handle all traffic except for direct delivery from one host to another We have two questions: What should be in routing tables?

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RSVP/Diffserv

RSVP/Diffserv. Yoram Bernet - Microsoft Raj Yavatkar - Intel. Contents. Brief review of RSVP/Diffserv Intserv/diffserv mapping Other. RSVP/Diffserv. draft-ietf-diffserv-rsvp-00.txt draft-bernet-diffedge-00.txt. Why RSVP/Diffserv?.

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Wireless Burst Switching

Wireless Burst Switching. Simulation and Analysis Ming-fei Guo and Yi Zhang Supervisor: Min-you Wu. Definition. WBS : Wireless Burst Switching Interact between TCP and physical layers for data transmission over WBS. TCP layer. IP layer. W BS layer. Modified wireless MAC.

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Exterior Gateway Protocols: EGP, BGP-4, CIDR

Exterior Gateway Protocols: EGP, BGP-4, CIDR. Shivkumar Kalyanaraman Rensselaer Polytechnic Institute shivkuma@ecse.rpi.edu http://www.ecse.rpi.edu/Homepages/shivkuma. Cores, Peers, and the limit of default routes Autonomous systems & EGP BGP CIDR: reducing router table sizes

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Yuming Jiang Centre for Quantifiable Quality of Service in Communication Systems (Q2S)

L ink-Based Fair Aggregation: A Simple Approach to Scalable Support of Per-Flow Service Guarantees. Yuming Jiang Centre for Quantifiable Quality of Service in Communication Systems (Q2S) Centre of Excellence Norwegian University of Science and Technology (NTNU). Outline.

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Edge Protection

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VolNet2

VolNet2 . Bill White Network Services. Why Volnet2?. Based on the Security Assessment findings Insecure protocols are widely used Insecure protocols used on the wireless network for financial transactions Proliferation of virus activity Lack of network authentication. Goals for Volnet2.

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