'Convergence time' diaporamas de présentation

Chapter 5: Implement Path Control

Chapter 5: Implement Path Control. CCNP ROUTE: Implementing IP Routing. Chapter 5 Objectives. Describe how the various path control methods affect traffic. Configure offset-lists for path control. Configure the IP Service-Level Agreement feature for path control.

998 views • 78 slides

EPIDEMIC TECHNIQUES

EPIDEMIC TECHNIQUES. Ki Suh Lee. OUTLINE. Epidemic Protocol Epidemic Algorithms for Replicated Database Maintenance Astrolabe: A Robust and scalable technology for distributed system monitoring, management, and data mining . EPIDEMIC PROTOCOL.

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Introduction to Algorithmic Trading Strategies Lecture 3

920 views • 42 slides

Epidemic Techniques

Epidemic Techniques. Algorithms and Implementations. Agenda. Consistency issues Epidemic algorithms Astrolabe Conclusion. Databases replicated at many sites need to maintain consistency. Relaxed consistency problem: Database is changed at one site

561 views • 41 slides

Improved BGP convergence via Ghost Flushing

Improved BGP convergence via Ghost Flushing. Yehuda Afek. Anat Bremler-Barr Shemer Schwarzd ????? ????????? ??????. Problem: BGP Convergence. [ Labovitz,Ahuja,Bose,Jahanian ] BGP may take up to 15 minutes to converge.

455 views • 36 slides

Synchronization over packet-switching networks: theory and applications

Synchronization over packet-switching networks: theory and applications. Raffaele Noro PhD exam Lausanne, May 12 th 2000. Outline. Synchronization over packet-switching networks: Needs and problems in packet-switching networks Theory: Conventional solution: Phase-Locked Loops (PLLs)

558 views • 34 slides

Internet Routing: BGP Routing Convergence

Internet Routing: BGP Routing Convergence. Jennifer Rexford Princeton University http://www.cs.princeton.edu/~jrex/bgp-tutorial. Goals of This Section. BGP routing changes Detecting failures Path exploration Reducing convergence time Route flap damping and lower timer values

486 views • 32 slides

Implement Spanning Tree Protocols

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Using Run-Time Checking to Provide Safety and Progress for Distributed Cyber-Physical Systems

Using Run-Time Checking to Provide Safety and Progress for Distributed Cyber-Physical Systems. Stanley Bak , Fardin Abdi Taghi Abad, Zhenqi Huang, Marco Caccamo Presentor : Renato Mancusu. Distributed Coordination. Interconnected systems that physically affect each other

378 views • 24 slides

Chapter Six

Chapter Six. Networking Hardware. Agenda. Questions about Ch. 11 Midterm Exam Ch.6 Cable kit . Hubs. Multiport repeater containing multiple ports to interconnect multiple devices. Bridges. Like a repeater, a bridge has a single input and single output port

292 views • 20 slides

An Experimental Analysis of BGP Convergence Time

An Experimental Analysis of BGP Convergence Time. Timothy Griffin AT&T Research & Brian Premore Dartmouth College. The problem. There is a considerable delay in BGP convergence after a route change. The configurations on the autonomous system (AS) routers. Solution.

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Securing Routing/Signaling Protocols w/ IPSec

Securing Routing/Signaling Protocols w/ IPSec. David Ward dward@cisco.com. Overview. Problem space Protocol/IPSec interactions Other efforts Future NOTE: this is a non-charter presentation. What are the problems?. Protect the router as host - See rsec, ips, ipsec, msec, etc

348 views • 18 slides

Convergence Speed of Binary Interval Consensus

Convergence Speed of Binary Interval Consensus. Moez Draief Imperial College London. Milan Vojnovi? Microsoft Research. IEEE Infocom 2010, San Diego, CA, March 2010. Binary Consensus Problem. 1. 0. 1. 1. 0. 0. 1. 0. 0. 1. 0. 0.

259 views • 18 slides

SANE: A Protection Architecture for Enterprise Networks

SANE: A Protection Architecture for Enterprise Networks. Offense by: Amit Mondal Bert Gonzalez . SANE or INSANE?. Single-point-of-failure. SANE design essentially reduces the whole network to a single DC. If this DC fails or is compromised, the entire network is at stake.

220 views • 13 slides

MANET Autoconf Problem Statement July 12 th 2006

MANET Autoconf Problem Statement July 12 th 2006. Status. Problem Statement : converging the ADP, Framework and Scenario drafts into one single doc. Initial document ready . http://manetautoconf.online.fr/Blog/ towards a 00 draft 17 or 18 July. Comments are thus very welcomed ?.

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OSPF Immediate Hello draft-kou-ospf-immediately-replying-hello-00.txt

OSPF Immediate Hello draft-kou-ospf-immediately-replying-hello-00.txt. Zengjie Kou Xiaoyi Guo. Problems of normal OSPF Hello. Each router sends Hello independently without responding to its neighbors The speed of neighbor discovery is slow

315 views • 7 slides

Performance Metric of Convergence Time of Information Flooding in Multi- Domain GMPLS Networks

Performance Metric of Convergence Time of Information Flooding in Multi- Domain GMPLS Networks. Min Zhang Ding Hui Yongli Zhao Jie Zhang Beijing University of Posts and Telecommunications ? BUPT ?. draft-zhangm-ccamp-metric-00. Haiyi Zhang Yunbin Xu

134 views • 6 slides

Measurement of BGP FIB installation

Measurement of BGP FIB installation. IETF89, London Satoshi Usui. Problem statement. Unclear the performance and scalability of BGP. How long is the BGP convergence time? How many routes can be updated in certain period of time? I-D.matsushima-stateless-uplane-vepc

169 views • 6 slides

BGP Path exploration

4. 3. 2. 1. 0. d. A Variation of Route Flap Damping to Improve BGP Routing Convergence. Wang Lijun , Wu Jianping, Xu Ke Department of Computer Science and Technology, Tsinghua University. Neighboring nodes suppression. Simulation Results. Problems of Inter-domain routing convergence.

111 views • 1 slides

111 views • 1 slides