Its a repeat of the previous lab but with ppp and logging added to make it a little trickier. Cable a network according to the topology diagram erase the startup configuration and reload a router to the default state perform basic configuration tasks on a router configure and activate interfaces configure ospf routing on all. The majority of the network setups use this protocol nowadays in favor of rip and sometimes eigrp due to it being a linkstate and open standard protocol. Lab setup for eigrp, ospf, path control the above diagram will be used for studying all eigrp, ospf and path control concepts in the ccnp route 642902 curriculum. Free cisco lab packet tracer activity ospf multiarea. Ex eigrp external, o ospf, ia ospf inter area n1 ospf nssa external type 1, n2 ospf nssa external type 2 e1 ospf external type 1, e2 ospf external type 2, e egp i isis, l1 isis. Within area 1, routers r1, r2, and r3 exchange intraarea routing information and maintain detailed topology for that area. Lab 102 configuring mutual ospf and rip redistribution, then you should have a basic understanding of mutual route redistribution. Jun 21, 2010 as a network engineer you are familiar with the concepts of ospf and single area implementations, however you never tried to create a multi area ospf configuration.
Oct 15, 2016 how to allow two areas in ospf to connect ospf multi area configuration lab and commands duration. Use the download button below or simple online reader. Lab configuring multiarea ospfv2 background scenario to make ospf more efficient and scalable, ospf supports hierarchical routing using the concept of areas. Configuring multiarea ospf objective in this lab configure a multiarea ospf operation, interarea summarization, external route summarization, and default routing. Lab configuring multiarea ospfv2 topology addressing table. Overview in lab 6 we discussed rip, which is the canonical example of a routing protocol built on the distancevector algorithm. In this lab we will learn to configure multi area ospf using cisco packet tracer. Areas 1 and 2 are connected to area 0, the ospf backbone. Jan 14, 2011 this lab has been designed as a cisco packet tracer activity but i have provided the topology for gns as well. Configuring basic ospf routing lab continued ospf objectives. All routers in the area need to agree they are stub, so that they do not generate types of lsa not. Figure 31 illustrates a basic multi area ospf network. Apr 21, 2017 the solution is to use multi area ospf instead of single area ospf where every network is in area 0.
Ospf employs a hierarchical network design using areas. Ospf with multiarea adjacency configuration example cisco. Place each interface on your router into the area specified by the diagram. How to configure multi area ospf lab in cisco packet tracer. Ccna lab manual router infotech, confidential document only for internal circulation page 2 lab. In multiarea ospf you still have to have a backbone area named area 0 but you can add additional networks in other areas. Create four new loopback interfaces on r1 using the 10. When configuring multi area ospf, it is imperative to remember that all areas must be connected to the ospf backbone area, which is area 0. This lab coincides with my multiarea ospf lab handout, ricks ospf scenarios word doc most of the slides in this presentation do not come directly from ccnp 1 version 3.
You will configure ospf over a framerelay wan as well as over two other framerelay connections. Ospf is a widely used protocol in campus, data center and even in service provider environments. This report discusses about the ospf protocol, its. Transcript ccnpv7 route chapter 3 lab 32, multiarea. When it comes to building scalable ospf networks, you will commonly use multiple ospf areas. Ospf configuration in packet tracer lab with pdf networking. After that we will configure ospf as our routing protocol. Place loopback interfaces in whatever area makes the most sense. When a large ospf area is divided into smaller areas, it is called multiarea ospf. Open shortest path first a routing protocol based on the linkstate algorithm objective the objective of this lab is to configure and analyze the performance of the open shortest path first ospf routing protocol. Using multi area ospfv3 in large ipv6 network deployments can reduce router processingcycles by creating smaller routing tables and requiring less memory overhead. After ospf is enabled, tune the update timers and configure authentication. Jan 20, 2018 the following is a sample output from the show ip ospf 2 multi area command. This tutorial explains how to configure ospf routing protocol step by step with practical example in packet tracer.
Ccnpv7 route lab32 multiareaospf instructor documents. Jul 27, 20 understand bbr, abr, asbr, and internal ospf router types. First of all, we will configure the routers interfaces. As previously mentioned, multi area adj can be used in order to form multiple pointtopoint logical adjacencies over a single link. Ospf lab 1 we will configure a complex ospf backbone area consisting of four routers and a switch. If you are preparing for the ccnp route exam, you should have a good understanding of ospf area types and the reasons for creating an ospf network with multiple areas. The following is a sample output from the show ip ospf 2 multi area command. You will also configure a server and 4 pc workstations and verify their connectivity. The lab consist of four separate labs each lab building on the previous ospf topology covering topic such as ospf backbone area, stubby, nssa not so stubby area, and totally stubby areas, virtual link areas, ospf over framerelay, and redistribution of external network into an ospf area.
Configure all interfaces to run ospf in area 0 using the process id of 50 by. Learn ospf configuration commands, ospf show commands, ospf network configuration process id, network id, wild card mask and area number and ospf routing in detail. This ospf lab is created in packet tracer and you will learn the ospf single area configuration from this lab. Ccnpv7 route lab43 redistribution eigrp for ipv6 and ospfv3 student there is document ccnpv7 route lab43 redistribution eigrp for ipv6 and ospfv3 student available here for reading and downloading. The information in the powerpoint explains much of the information and output in this lab. So this tool was designed for free download documents from the internet. Jul 07, 2014 ospf is a widely used protocol in campus, data center and even in service provider environments. Then configure the ospf process and enable ospf on the appropriate interfaces. The following is a sample output from the show ip ospf 2 multiarea command.
Network diagram objectives configure ospf for the above network diagram. How to configure multi area ospf lab in cisco packet. R3, the abr, generates an interarea summary route and advertises this to the ospf backbone. In the second scenario, you will learn to configure ospf on a multiaccess network. If not then to summarize it all up for you in a pretty little nut shell.
Ccnpv7 route lab43 redistribution eigrp for ipv6 and. Ospf adheres to the following link state characteristics. You have heard about different area types like stubby, not so stubby but never encountered them in real life. Now you have to configure ospf such that devices in area 0 can easily communicate with devices in area 1. As a network engineer you are familiar with the concepts of ospf and singlearea implementations, however you never tried to create a multiarea ospf configuration. Download 101 labs for the cisco ccna exam pdf ebook.
In below network topology diagram you can see there are two area area 0 and area 1. Refer to the next section in order to see the way in which multi area ospf adj works and how it can solve this issue at hand. Multiarea ospfv3, as well as ppp and logging, is a core icnd2. You will also you will learn to configure ospf on a multiaccess network. Ospf on the pointtopoint ethernet and nbma framerelay. Ospf will form neighbor relationships with adjacent routers in the same area. This lab will discuss and demonstrate the configuration and verification of multi area ospf. How to allow two areas in ospf to connect ospf multi area configuration lab and commands duration. In multi area ospfv3, all areas are connected to the backbone area area 0 through area border routers abrs. The result is that routers will only share their entire link state databases with routers in there own area and other areas. An ospf area is a group of routers that share the same linkstate information in their linkstate databases lsdbs. In this free ccna lab you will learn to configure ospf in multiple areas. Transcript ccnpv7 route chapter 3 lab 32, multiarea ospfv2 and ospfv3 with stub area instructor versiontopologyobjectives configure multiarea ospfv2 for pv.
Oct 11, 2017 the objective of this lab exercise is for you to learn and understand how to enable ospf using more than one area. Well look at router 9 as our example to complete this. Ospf open shortest path first ospf is a standardized linkstate routing protocol, designed to scale efficiently to support larger networks. Chapter routing protocols rip, ospf, and bgp pdf created with fineprint pdffactory pro trial version. Configuring multiple ospf areas free ccna workbook. When configuring multiarea ospf, it is imperative to remember that all areas must be connected to the ospf backbone area, which is area 0. You may expect questions such as which routes are allowed by a particular ospf area or when will a router in an ospf nonbackbone area receive a default route from the abr. Above we have r1 and r2 in area 0, the backbone area. An ospf area is a group of routers that share the same linkstate information in their linkstate databases. Non broadcast multiaccess network performs better in case of a pointto. Configuring multi area ospf objective in this lab configure a multiarea ospf operation, interarea summarization, external route summarization, and default routing. With its fast convergence and scalability, ospf is well suited for multivendor. Using multiarea ospfv3 in large ipv6 network deployments can reduce router processingcycles by creating smaller routing tables and requiring less memory overhead. Lab configuring multi area ospfv2 background scenario to make ospf more efficient and scalable, ospf supports hierarchical routing using the concept of areas.
Setting priorities to influence the election of the dr. If you have trouble understanding ospf then you might find my ccna or ccnp book helpful. Take a step back and look at it this way, designing a network using multiple areas gives you an easy network to troubleshoot when something blows up. Jan 05, 2018 ccna routing and switching scaling networks 6. In this lab scenario you will configure ospf routing protocol across multiple ospf areas using ethernet and serial links connecting 6 routers and 5 switches. First assign ip address on each interfaces as show in above diagram. These labs are dedicated to understanding and configuring ospf. R3, the abr, generates an inter area summary route and advertises this to the ospf backbone.
These routes should not increment their metric as they pass through the network and should have an initial ospf cost of 200. Here we assume that all the interfaces including loopback interfaces, their speed, duplex and descriptions have been configured. The objective of this lab exercise is for you to learn and understand how to enable ospf using more than one area. If youre looking for a free download links of 101 labs for the cisco ccna exam pdf, epub, docx and torrent then this site is not for you. Within area 1, routers r1, r2, and r3 exchange intra area routing information and maintain detailed topology for that area. This time, well take a look how you can configure multi area ospf. For example facility one is ospf area 1, facility 2 is ospf area two, this gives you the ability to isolate network problems to a sitefacility level. A serial interface can be connected to a multiaccess network such as frame relay. This topology includes multiarea ospf with area 0 as the hq backbone for the enterprise network and other ospf areas or ripeigrp domains acting like remote branches. Now you have to configure ospf such that devices in area 0 can easily communicate with devices in area 1 step 1. Then configure the ospf process and enable ospf on the. May 05, 2018 share ccnpv7 route lab32 multiareaospf.
If you do some calculations, you will see that a mask of 20 will encompass all needed ranges. Basic ospf configuration lab is about networking and communications. The objective of this lab exercise is for you to configure ospfv3 on three routers using more than one area. The solution is to use multiarea ospf instead of single area ospf where every network is in area 0. R1 will act as an asbr by redistributing a series of static routes into theospf network. In my introduction on ospf i explained why we sometimes use multiple areas for ospf and in our configuration example, i showed you how to configure ospf for a single area. You will also learn to use the ospf election process to determine the designated router dr, backup designated router bdr, and drother states. About us we believe everything in the internet must be free. In multiarea ospfv3, all areas are connected to the backbone area area 0 through area border routers abrs. Basic ospf configuration lab learning objectives upon completion of this lab, you will be able to. This is a basic labs regarding ospf single area configure. This lab has been designed as a cisco packet tracer activity but i have provided the topology for gns as well. Scenario international travel agency ita maintains a complex ospf environment. I pv6 ip address computer network internet protocols networking standards.