For an example of configuring frame relay multipoint subinterfaces with dynamic address mapping, see the frame relay multipoint subinterface with dynamic addressing example section. Read the wikipedia article to learn more about frame relay. Take a good look at the topology before you start configuring. Frame relay was conceived as a protocol for use over serial interfaces and was designed for networks with large t1 installations. Frame relay fragmentation implementation agreement frf. Configuring all of the common ip routing protocols rip, eigrp, ospf, and. This tutorial explains how to configure frame relay step by step. Open the frame relay lab which you have downloaded and configure frame relay the same as screenshot.
Pdf frame relay is a protocol used for connecting devices on a wide. Configuring frame relay interface encapsulation techlibrary. Frame relay provides a mechanism to allow a physical interface to be partitioned into multiple virtual interfaces. You can also try this on live routers and other network simulators, but the frame relay switch configuration varies. And the clock rate is necessary on the dce end of the connection so we have to put it here but in fact not all ios versions require this, you can check or. Mar 24, 2012 for the love of physics walter lewin may 16, 2011 duration. Configuring a pointtomultipoint and pointtopoint pvc and having ip connectivity is your goal. In this lab we will setup a frame relay point to multipoint topology on cisco routers by using gns3. As mentioned previously framerelay is nonbroadcast multiaccess media, which means that there must be a mechanism for layer 3 to layer 2 resolution. The basic configuration of frame relay is simple, but the network.
Configuring frame pointtopoint subinterfaces you can configure multiple point to point subinterfaces using a single physical frame frame circuit. Frame relay allows for a single serial interface on the router to connect multiple remote sites with the help of virtual circuits. Configuring frame relay subinterfaces cisco frame relay. And he is correct that if you want to be able to ping your own interface, then you must manually configure a frame relay mapping of your own address to one of the dlcis on the interface. Similarly router 1 is configured with serial connectio n ip address 2. In many cases, frame relay is more efficient than x. What is frame relay topologies reachability issues frame relay signaling frame relay mapping how to configure frame relay pointtopoint and multipoint frame relay configure pointtopoint frame relay multipoint frame relay configuration how to verify frame relay summary introducing vpn solutions benefits of secure vpns other cisco ssl.
Frame relay is a scalable wide area network solution which makes use of packetmode transmission. The table below lists the frame relay frame format components illustrated in the figure above. The first two lines use serial 0 as the starting point. Configuring the encapsulation on a physical interface. I think the last screenshot might need some explaining. In previous releases, this required manual assignment in the ospf configuration using the. Thoroughly revised and expanded, cisco ios cookbook, 2nd edition, adds sections on mpls, security, ipv6, and ip mobility, and presents solutions to the most common configuration problems, including. Before we get started with configuration,lets talk a little bit about what you see in front of you. Configuring frame relay subinterfaces ensures that a single physical interface is treated as multiple virtual interfaces. Refer to configuring ospf and configuring and troubleshooting frame relay for more information. Configuring pointtopoint frame relay subinterfaces free. You could configure the spokes with p2p subinterfaces and it would work ok.
The figure below shows the basic frame relay configuration on a cisco router, connected directly to a dedicated frame relay switch, or dce. The clock rate defines the speed on the serial interface. Open vce files convert vce to pdf exam formatter vce mobile tutorial. After configuring frame relay pvc and you are troubleshooting network issue, verify that frame relay is operating correctly on that interface using the show interfaces interface number command. Understanding frame relay dlcis, configuring a pointtopoint frame relay connection, configuring a pointto multipoint frame relay connection, configuring a multicastcapable frame relay connection. This lab will discuss and demonstrate the configuration and verification of multipoint frame relay interfaces. A frame relay switch is required for configuring a frame relay network. Frame relay is a layer two protocol that connects networks over long distances. How to configure framerelay pointtomultipoint this time well take a look at the configuration of framerelay pointtomultipoint. A network where all sites are connected with each others via direct link.
For the love of physics walter lewin may 16, 2011 duration. Configuring frame relay dlcis techlibrary juniper networks. Dec 04, 2011 this article will explain frame relay configuration in cisco packet tracer. Enarsi training frame relay pointtopoint subinterface. Inverse arp will map the remote ip addresses to the correct dlci. Nov 02, 2005 frame relay is an industrystandard, switched data link layer protocol that handles multiple virtual circuits using highlevel data link control hdlc encapsulation between connected devices. Aug 12, 2019 the dlci number defines a single virtual connection through the wan and are the frame relay equivalent to a hardware address. A static map links a specified nexthop protocol address to a specified dlci. In this lesson well take a look at framerelay pointtopoint which is far easier to configure. Frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model.
They are locally significant and they identify themselvesto the frame relay cloud so it knows where they. I thought about how when i did my ccna i focused primarily on getting all the configuratio settings correct and memorizing all the various configuration commands so i could recall them quickly. If you use gns3 you can use the simpletoconfigure framerelay switch emulator. Configuring framerelay multipoint subinterfaces youtube. Each line describes how to get to other networks using dlcis.
The type of frame relay interface is just a way of configuring fr. Packets received on one virtual interface can now be forwarded out another virtual interface, even if they are configured on the same physical interface. Frame relay point to multipoint topology as you have already seen we will configure r1 interface as multipoint but r2 and r3 as pointtopoint. In previous lessons i gave an introduction about framerelay and explained how to configure framerelay pointtomultipoint. On serial0 of frame relay switch add the following dlci and named with router name or anything you want. In this lab we will discuss about ospf point to multipoint nonbroadcast over frame relay, will briefly compare with previously discussed ospf network types and will. Comprehensive guide to configuring and troubleshooting. This command also enables frsw to function as a switch connected to a router.
Although frame relay is popular due to its relatively inexpensive nature, it is being replaced in many areas by. The other dlcis, 102 and 103, are active and associated with their respective subinterfaces. Interconnecting cisco networking devices part 2 icnd2. Configuring a pointtomultipoint frame relay wan free ccna. Ping your own ip address on a multipoint frame relay.
Either r1 or r2 will need to have framerelay switching enabled to act as the framerelay switch. Wilma wants you to change the configuration to use a multipoint subinterface. Use show framerelay pvc and show framerelay map to troubleshoot connectivity. Ospf point to multipoint non broadcast over frame relay. Frame relay in ccna ccna ccnp certification handson lab configuring two cisco routers. The dlci number defines a single virtual connection through the wan and are the frame relay equivalent to a hardware address. Configuring a pointtomultipoint frame relay wan free. The previous article on configuring frame relay on cisco packet tracer explains it on a simulator, in this article ill show how a cisco router can be used as a frame relay switch. Configuring interfaces of many types, from serial to atm and frame relay. Configuring static address mapping on multipoint subinterfaces. Frame relay is a standardized wide area network technology that specifies the physical and. The following figure illustrates a frame relay frame ansi t1.
If you have no idea what framerelay is or what a pvc, dlci or lmi is you should start with my introduction to framerelay first. How to setup frame relay multipoint or static map jared. The information in this document is based on these software and hardware versions. Curriculum 200101 icnd2 interconnecting cisco networking devices part 2 version 2. These are provided typically by an isp, however if you are studying for your ccna exam a foundation knowledge of how these work is required. Configuring and troubleshooting frame relay document id. All router interface had been configured with ip addresses and routing protocol ripv2. Understanding frame relay interface encapsulation, configuring the frame relay encapsulation on a physical interface, configuring the frame relay encapsulation on a logical interface, example. Configuring pointtomultipoint ospf over frame relay. Jun 07, 2019 open the frame relay lab which you have downloaded and configure frame relay the same as screenshot.
As mentioned previously frame relay is nonbroadcast multiaccess media, which means that there must be a mechanism for layer 3 to layer 2 resolution. Note that by default split horizon rule is in effect on interfaces and eigrp traffic between r2 lan and r3 lan would not be advertisted if we will not disable this rule on r1 s00. For routing traffic between devices will use eigrp routing protocol, we have used 2600 series routers and one frame relay switch. Since you are working your way to becoming the ultimate networking guru, you are prepared to do a full framerelay config. The encapsulation framerelay command is mandatory on the main serial interface before configuring framerelay sub interfaces. At the end of the day, the encapsulated frames look the same on the wire. Remove the previous configuration from r1s serial00 interface and create a pointtomultipoint subinterface and configure it with the correct framerelay maps. Understanding frame relay dlcis, configuring a pointtopoint frame relay connection, configuring a pointtomultipoint frame relay connection, configuring a multicastcapable frame relay connection. The definitions for frame relay are contained in documents from the international.
Configuring frame relay pointtopoint subinterfaces lab 030. How to configure, verify ppp and basic concepts of frame relay, authentication pap, chap, pppoe, pointtopoint and multipoint frame. Pvc, then it is time to start planning the frame relay configuration. This guide walks through how to configure frame relay on cisco routers. This is the way the frame relay code works in cisco ios software. Ccna podcast there only seems to be one of these, with a date of july2009. Physical interface vs multipoint subinterface in cisco frame. Try to configure the serial interfaces of the frame relay switch like below screenshot. The encapsulation frame relay command is mandatory on the main serial interface before configuring frame relay sub interfaces. This article is a completion of two previously discussed labs where we talked about ospf multipoint nonbroadcast over frame relay and ospf point to multipoint over frame relay. Configuring frame relay agh university of science and. Configuring frame relay feature history release modification forinformationaboutfeaturesupportinciscoios software,useciscofeaturenavigator. Frame relay is an industrystandard, switched data link layer protocol that handles multiple virtual circuits using highlevel data link control hdlc encapsulation between connected devices.
May 28, 2014 everything you need to know about frame relay for the ccna exam and also for the route exam. Framerelay point to multipoint topology as you have already seen we will configure r1 interface as multipoint but r2 and r3 as pointtopoint. Next we need to setup the frame relay section of the cloud. Join lazaro diaz for an indepth discussion in this video, configuring frame relay, part of ccna cert prep. Ce protocole est utilise par les fournisseurs dacces pour transmettre des signauxvocaux et numeriques entre reseaux locaux par lintermediaire dun reseau etendu.
How to configure frame relay on cisco router technig. C o n t e n t s widearea networking overview 1 finding feature information 1 frame relay 1 frame relay atm internetworking 4 switched multimegabit data service 4 link access procedure balanced and x. This chapter describes the tasks for configuring frame relay on the communication server. And the second option is by using the multipoint subinterface on s000 of router0 like this. Frame relay configuration having looked at both frame relay concepts and an example of the communication process, lets take a look at configuring a cisco router to use frame relay. The extreme simplicity of configuring user equipment in a frame relay. It also shows that some packets have actually passed across the pvc.
The basic frame protocol, which is used in the frame relay is hdlc and the typical speed is higher than the x. Either r1 or r2 will need to have frame relay switching enabled to act as the frame relay switch. Frame relay is a wan technology that uses packet switching methodology for communication. On partially meshed frame relay networks, the problem of split horizon can be overcome by using frame relay subinterfaces. Configuring frame relay linkedin learning, formerly. Create a topology as illustrate in following figure or download this precreated topology. Configuring a framerelay switch is outside the scope of the ccna, ccnp and even the ccie exam. In this first example, the local management interface lmi. Ciscoios findingfeatureinformation,page1 informationaboutframerelay,page1 howtoconfigureframerelay,page25 configurationexamplesforframerelay,page58 additionalreferences,page80.
Verify the framerelay map statements using the show framerelay map command. Consider figure 2, a company lets say abc has purchased frame relay wan service from a provider to connect three of its offices. Unlike leased lines, frame relay requires only a single access circuit to the frame relay. This type of configuration can be used between hub and spoke sites where you would want to keep the spokes in their own layer 3 subnets. Study plan cisco ccnp routingswitching 300101 route. Consider figure 2, a company lets say abc has purchased framerelay wan.
The frame relay is the packet switched network as well as it may compare with the x. This video is part of the ccna complete video course by. Jun 16, 2010 since you are working your way to becoming the ultimate networking guru, you are prepared to do a full framerelay config. Configuring a pointtomultipoint frame relay connection 21. How to configure frame relay in cisco packet tracer jesins. Our network in this example is configured as illustrated in the figure below. In this lab youll learn how to configure multiple frame relay pointtopoint subinterfaces terminated by a single multipoint interface at a central office. Mikkel is talking about a particular aspect of multipoint frame relay interfaces. Now, as you can see, all these dlcis that are surroundingthe routers, remember those are data link connection identifiers. Configuring a pointtomultipoint frame relay wan when it comes to the hub and spoke topology, the hub is most commonly deployed with a pointtomultipoint interface. A basic understanding of frame relay and ospf configuration. Configure static address mapping on multipoint subinterfaces. The lan connectivity for faster file transfers and interactive sessions are suitable for the frame relay.
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