Distance vector routing protocols

Most routing protocols fall into one of two classes: distance vector or link state. The basics of distance vector routing protocols are examined here; the next section covers link state routing protocols. Most distance vector algorithms are based on the work done of R. E. Bellman, L. R. Ford, and D. R. Fulkerson, and for this reason occasionally are referred to as BellmanFord or FordFulkerson algorithms. A notable exception is EIGRP, which is based on an algorithm developed by J. J. Garcia Luna Aceves....

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The following will be discussed in this chapter: Identify the characteristics of distance vector routing protocols, describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP), describe the processes to maintain accurate routing tables used by distance vector routing protocols,...

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Objectives: Identify the characteristics of distance vector routing protocols. Describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP). Describe the processes to maintain accurate routing tables used by distance vector routing protocols.

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In this chapter: Identify the characteristics of distance vector routing protocols, describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP), describe the processes to maintain accurate routing tables used by distance vector routing protocols,...

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Upon completing this lesson, you will be able to: Describe the features offered by distance vector routing protocols and give examples of each Describe the issues associated with distance vector routing and identify solutions to those issues

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Link-State Routing Protocols. Objectives: Describe the basic features & concepts of link-state p routing protocols. Distance vector routing protocols are like road signs because routers must make preferred path decisions based on a distance or metric to a network. Link-state routing protocols are more like a road map because they create a topological map of the network and each router uses this map to determine the shortest path to each network. The ultimate objective is that every router receives all of the link-state information about all other routers in the routing area.

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Bài 3 giới thiệu giao thức định tuyến distance-vector. Sau khi học xong bài học này người học có thể: Nhận biết biết được các giao thức định tuyến Distance Vector Routing Protocol; giải thích thích được đặc điểm và cách RIPv1/RIPv2 hoạt động; trình bày bày được đặc điểm, thuật toán DUAL sử dụng trong giao thức định tuyến EIGRP; cấu hình hình được các giao thức định tuyến RIPv1/RIPv2/EIGRP.

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Enhanced Interior Gateway Routing Protocol (EIGRP)  Distance vector.  Classless routing protocol.
Released in 1992 with Cisco IOS Software Release 9.21.
Enhancement of Cisco Interior Gateway Routing Protocol (IGRP).
Both are Cisco proprietary.  Operate only on Cisco routers.The term hybrid routing protocol is sometimes used to define EIGRP.  Misleading, not a hybrid between distance vector and link-state  Solely a distance vector routing protocol.

136p vanmanh1008 21-05-2013 55 3   Download

Identify the characteristics of distance vector routing p y g protocols. Describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP). Describe the processes to maintain accurate routing tables used by distance vector routing protocols. Identify the Id tif th conditions l di t a routing l diti leading to ti loop and explain th d l i the implications for router performance.

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There are advantages and disadvantages to using any type of routing protocol.  Some of their inherent pitfalls, and.  Remedies to these pitfalls.
Understanding the operation of distance vector routing is critical to enabling, verifying, and troubleshooting these protocols.RIP: Routing Information Protocol originally specified in RFC 1058.  Metric: Hop count  Hop count greater than 15 means network is unreachable.  Routing updates: Broadcast/multicast every 30 seconds

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In this paper, performance of Ad hoc on-Demand Distance Vector (AODV) Protocol and Dynamic Source Routing (DSR) protocol are evaluated in presence of wormhole attack and without wormhole attack with Constant Bit Rate (CBR) traffic under dissimilar scalable network mobility. Also we evaluate effect and compare it with standard protocol in term of Packet Delivery Ratio, throughput and End to End Delay via simulation, using Network Simulation2 (NS2) for our research.

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Small frequently issued packets Discover neighbours and negotiate "adjacencies" Verify continued availability of adjacent neighbours Hello packets and Link State Advertisements (LSAs) build and maintain the topological database Hello packets are addressed to 224.0.0.5.

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Traditional Distance Vector Routing Protocols. • Use the Bellman-Ford or Ford-Fulkerson algorithm. • Age out routing entries and uses periodic updates. • Keep track of only the best routes; the best path to a destination network. • When a route becomes unavailable, the router must wait for a new routing update. • Slower convergence due to holddown timers.

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This chapter explain the basic operation of dynamic routing protocols, compare and contrast dynamic and static routing, determine which networks are available during an initial network discovery phase, define the different categories of routing protocols,...

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The main method for evaluating the performance of MANETs is simulation. In this paper performance of Ad-hoc On-demand Distance Vector (AODV) reactive routing protocol is studied by considering IEEE 802.11 and IEEE 802.15.4 standards. Metrics like average end-to-end delay, packet delivery ratio, total bytes received and throughput are considered for investigating simulation scenario by varying network size with 10 mps node mobility.

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Chapter 14 - Unicast routing protocols: RIP, OSPF, and BGP. In this chapter, you will learn: Distinguish between intra and interdomain routing, understand distance vector routing and RIP, understand link state routing and OSPF, understand path vector routing and BGP.

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Distance Vector Routing Protocols Objectives: Identify the characteristics of distance vector routing p y g protocols. Describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP). Describe the processes to maintain accurate routing tables used by distance vector routing protocols. Identify the Id tif th conditions l di t a routing l diti leading to ti loop and explain th d l i the implications for router performance. Recognize that distance vector routing protocols are in use today. ...

44p thanhtung_hk 05-11-2010 105 32   Download

Distance vector routing protocols are like road signs because routers must make preferred path decisions based on a distance or metric to a network. – Link-state routing protocols are more like a road map because they create a topological map of the network and each router uses this map to determine the shortest path to each network. – The ultimate objective is that every router receives all of the link-state information about all other routers in the routing area.

28p kienk6e 05-04-2011 126 12   Download

Identify the characteristics of distance vector routing p y g protocols. Describe the network discovery process of distance vector routing protocols using Routing Information Protocol (RIP). Describe the processes to maintain accurate routing tables used by distance vector routing protocols.

44p kienk6e 05-04-2011 60 11   Download

Xác định các đặc tính của giao thức định tuyến vector khoảng cách. Mô tả quá trình khám phá mạng lưới giao thức định tuyến vector khoảng cách sử dụng giao thức thông tin định tuyến ( RIP ). Mô tả các quá trình để duy trì các bảng định tuyến chính xác được sử dụng bởi các giao thức định tuyến vector khoảng cách. Xác định các điều kiện dẫn đến một vòng lặp định tuyến và giải thích ý nghĩa đối với routerperformance. Nhận ra rằng khoảng cách giao thức định tuyến vector đang được...

40p thanhtq00103 11-06-2011 83 8   Download