Additionally eigrp shouldnt work as a classful routing protocol. Eigrp configuration step by step guide computernetworkingnotes. In this lab, you will configure eigrp for the topology and networks shown. The following shows example output on the p1r1 router. Eigrp uses diffusing update algorithm dual to determine the best path among all feasible paths. In this demonstration, russ takes you through the configuration of eigrp on multiple routers. Enhanced interior gateway routing protocol eigrp is a powerful distance vector routing protocol and is relatively easy to configure for basic networks.
Eigrp is still being developed and in later releases you can run what is called named configuration. An eigrp named configuration does not create an eigrp routing instance by itself. This lab will discuss and demonstrate the configuration. Complete booklevel pdfs are generated periodically and therefore may not reflect the latest updates to documentation as contained in the chapterlevel html or pdf documents. Ccna lab manual router infotech, confidential document only for internal circulation page 3 procedure. The below section will describe you how to configure and verify the eigrp for ipv6. Without any eigrp authentication, they are free to do so. In short, dmvpn is combination of the following technologies. In eigrp autonomous system configurations, eigrp vpns can be configured only under ipv4 address family configuration mode. Enable the eigrp protocol on both routers so that hosts on the both routers can.
Configuration grouping has the following effects in cisco ios xr software. Introduction to eigrpenhanced interior gateway routing. Basic eigrp configuration lab all contents are copyright 19922007 cisco systems, inc. If you dont use authentication and you are running eigrp someone could try to form an eigrp neighbor adjacency with one of your routers and try to mess with your networkwe dont want that to. Mututal redistribution is commonly done to fix architectural problems or during company acquisitions. Jul 11, 2017 configuring the router eigrp command with the virtualinstancename argument creates an eigrp configuration referred to as an eigrp named configuration. You also will see how to troubleshoot problems with eigrp. Enter a process id of 1 for the processid parameter.
Configuring mutual eigrp and rip redistribution free ccna. Configuration guides, command references, and supplementary resources table 1 lists, in alphabetical order, cisco ios software configuration guides and command references, including brief descriptions of the contents of the documents. The asnumber has to be the same on different routers to accept routing information from each other. Routing protocol is eigrp 1 outgoing update filter list for all interfaces is not set incoming update filter list for all interfaces is not set default networks flagged in outgoing updates default networks accepted from incoming updates eigrp metric weight k11, k20, k31, k40, k50 eigrp maximum hopcount 100 eigrp maximum metric variance 1.
This lab will discuss and demonstrate the configuration and verification of mutual eigrp and rip redistribution. Cisco asr 9000 series routing configuration manual pdf download. It allows the routers of the same logical area automatically share route information. Lets imagine a scenario where someone wants to sabotage the routes in your network to replace them with their own, or even to remove them entirely. Use the router ospf command in global configuration mode to enable ospf on the r1 router. Eigrp configuration example this video will walk you through a basic eigrp configuration. Eigrp support equal and unequal cost load balancing. This document describes the named enhanced interior gateway routing protocol eigrp mode feature and discusses differences between traditional and named mode with the help of a relevant configuration.
Routes with equal feasible distance are installed by default in the. With eigrp for ipv6, a router id is required on each router or the routing process does not start. It is a cisco proprietary protocol, with the good and the bad that comes with it. Scenario you are preparing a portfolio file for comparison of rip and eigrp routing.
Cisco recommends that you have basic knowledge of ip routing and the eigrp protocol. Eigrp network design solutions uses case studies and realworld configuration examples to help you gain an indepth understanding of the issues involved in designing, deploying, and managing eigrpbased networks. It details proper designs that can be used to build large and scalable eigrpbased networks, and documents possible ways each eigrp. Sep 25, 20 eigrp configuration example this video will walk you through a basic eigrp configuration.
The configuration of eigrp for ipv6 is not overly complicated. Mar 26, 2017 enhanced interior gateway routing protocol eigrp is an advanced dynamic routing protocol that is used for routing decisions and configuration on the routers. Basic operation and configuration the addisonwesley networking basics series retana, alvaro, white, russ, slice, don on. How to configure eigrp authentication routing protocols can be configured to prevent receiving false routing updates and eigrp is no exception. Eigrp is commonly the routing protocol of choice when using an all cisco. Eigrp enhanced interior gateway routing protocol eigrp is a ciscoproprietary hybrid routing protocol, incorporating features of both distancevector and linkstate routing protocols. Introduction to eigrpenhanced interior gateway routing protocol. It is the enhanced distance vector protocol, which relies on a diffused update algorithm to determine the shortest path to the destination within the network. Eigrp command reference browse all support information for cisco ios release 12. Eigrp will form neighbors even though hello time and hold time dont match eigrp sources hello packets from primary address of the interface eigrp will not form neighbor if kvalues are mismatched eigrp will not form neighbor if as numbers are mismatched.
Eigrp adheres to the following hybrid characteristics. It covers the theory of eigrp, network design issues, configuration of eigrp on cisco ios routers, and detailed troubleshooting information. It was developed by the cisco systems and is available as an open standard from 20. Dmvpn stands for dynamic multipoint vpn and it is an effective solution for dynamic secure overlay networks. This lab will discuss and demonstrate the configuration and verification of the cisco eigrp dynamic routing protocol. Eigrp and troubleshooting routing protocols objectives upon completion of this chapter, you should be able to answer the following questions. Configure the network above with eigrp using autonomous system number 90. Eigrp route summarizationautonomous system configuration 45. Learn how to configure eigrp for multiple routers in your autonomous system. Eigrp configuration step by step guide this tutorial explains how to configure eigrp routing protocol in cisco routers step by step with practical example in packet tracer. The configuration for r1 is displayed below as an example. Gns3 labs for ccna eigrp configuration and verification.
Eigrp is used to help automate routing decisions and configuration of the computer network. Lets take a look to figure below and configure this topology via eigrp step by step. The network depicted above consists of only two routers. Basic cisco router eigrp configuration pluralsight. Each router has a directly connected subnet that needs to be advertised through eigrp. In this video you will see how to configure eigrp and explain the processes what are happening on the background. From r1s perspective, r3 is advertising a distance of 0 to the. Eigrp was developed by cisco systems as a proprietary protocol, which can be used only on cisco routers but in 20 partial functionality of eigrp was converted to an open standard.
Welcome to website, a free ccna tutorial site that closely follows the cisco ccna curriculum. Configuring mutual eigrp and rip redistribution free. May 28, 2014 enhanced interior gateway routing protocol eigrp is one of the most used routing protocols in enterprise networks. Eigrp has been discussed through various articles on the intense school website. Eigrp support equal and unequal cost load balancing equal cost load balancing is enabled by default. The eigrp named configuration is a base configuration that is required to define address family configurations. Eigrp for ipv6 is configured directly on the router interfaces. Any examples, command display output, network topology diagrams, and other figures included in the document are shown for illustrative purposes only. This article is the third in a series of articles covering the basics of cisco networking. Step by step eigrp configuration example networkel. This document gives information about dmvpn with a configuration example. Mar 15, 20 you might think that eigrp being around for so long is not getting any attention from cisco, not true. Nov 30, 2017 one of the ways to secure your eigrp configuration is using authentication.
Eigrp loopfree alternate lfa fast reroute frr is a feature that allows eigrp to switch to a backup path in less than 50 ms. Ip routing eigrp configuration guide, cisco ios release 15s. Eigrp is a very popular routing protocol selection for those running only cisco equipment on their routing networks. The eigrp for ipv6 routing process uses a shutdown feature.
Configuring the router eigrp command with the virtualinstancename argument creates an eigrp configuration referred to as the eigrp named configuration or eigrp named mode. To configure eigrp for ip, issue the router eigrp asnumber command in global configuration mode. This tutorial explains how to configure eigrp routing protocol in cisco routers step by step with practical example in packet tracer. The enhanced interior gateway routing protocol eigrp is a progressive distancevector dynamic routing protocol. Now see the benefits of using this type of routing configuration. This article is mainly concentrated on configuration of rip and eigrp together to get the above mentioned benefits.
Ip routing eigrp configuration guide, cisco ios release 12. Sample router output for rip and eigrp configurations. Configuring basic eigrp eigrp is an extremely common routing protocol due to its simplicity and ease of configuration. This video tutorial is dedicated to basic eigrp configuration using gns3. This type of configurational method is used when we want to inject all routes in eigrp autonomous system to rip database and show up as a regular rip route, and not. To enable eigrp on the desired interfaces that are part of the major network, issue the network ipaddress subnetmask command in router. Eigrp network design solutions provides readers with indepth knowledge of eigrp, the cisco routing protocol that runs many large enterprise and service provider networks. To illustrate a configuration of eigrp, we will use the following network. Configure the network statement for the lan network. Jun 30, 2017 after overview of eigrp, it is time to take a look at eigrp configuration. In this lab, you will configure eigrp for the topology and networks shown above. Sep 18, 2012 in this video you will see how to configure eigrp and explain the processes what are happening on the background. Learn eigrp terminology neighbor table, topology table, routing table, pdm, rtp, dual algorithm autonomous system and administrative distance step by step with examples. Cisco asr 9000 series aggregation services router routing configuration guide, release 5.
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