Frame relay allows for a single serial interface on the router to connect multiple remote sites with the help of virtual circuits. Basic multipoint frame relayconfiguration on cisco. Configuring frame relay feature history release modification forinformationaboutfeaturesupportinciscoios software,useciscofeaturenavigator. Frame relay complements and provides a midrange service between basic rate isdn, which offers bandwidth at 128 kbits, and asynchronous transfer mode atm, which operates in somewhat similar fashion to frame relay but at speeds from 155. As mentioned in the frame relay topologies and designs lesson, the hub and spoke design really highlights the benefits of frame relay. For this configuration, we need to designate one of the routers to be the frame relay switch. Aug 12, 2019 frame relay configuration isr router configuration frame relay hub router configuration r0 the hub router is configured with two subinterfaces to create a virtual circuit with each spoke.
I have two cisco 2610xm with one of them got a serial nm4as 4 serial ports asyncsync and this would be my frs router. How to configure frame relay in cisco packet tracer. The basic configuration of frame relay is simple, but the network administrator plans the. In this post i will configure my lab to use frame relay in a point to point configuration. Cisco ios software uses the following defaults for. The three wan topologies used to interconnect remote sites are star, partialmesh, and fullmesh. Frame relay is a scalable wide area network solution which makes use of packetmode transmission. Set of enhancements to the basic frame relay specification. The basic configuration of frame relay is simple, but the network administrator plans the frame relay configuration based on different factors.
In many cases, frame relay is more efficient than x. Frame relay is one of the most popular wan service deployed over the past decade. Chapter description jonathan chin dicussess basic frame relay operations on cisco routers in a routerbased frame relay network. Normally you dont really have to think about the framerelay switch since this is something that the service provider will configure. We can take advantage of frame relay s ability to assign more than one virtual. It includes a bibliography and a set of www sites with information on frame relay networks.
How to configure frame relay on cisco router technig. The basic frame protocol, which is used in the frame relay is hdlc and the typical speed is higher than the x. The following figure illustrates a frame relay frame ansi t1. Cisco framerelay switch configuration framerelay requires a framerelay switch that switches one dlci to another, creating a virtual circuit. Here, in multipoint framerelay configuration, we will use the same cisco 3600 series routers and a frame relay switch. This tutorial explains how to configure frame relay step by step. While we still have more lessons left to fully cover the major aspects of frame relay and its configuration, i wanted to include a couple of short, basic lessons covering frame relay configuration to break up the block of theory lectures and to get a look at some of the steps required to configure frame relay. Normally you dont really have to think about the frame relay switch since this is something that the service provider will configure. The frame relay map command is used to configure static addresstodlci tables. Cisco framerelay switch configuration frame relay requires a frame relay switch that switches one dlci to another, creating a virtual circuit.
This article will explain frame relay configuration in cisco packet tracer. The frame relay, frame relay lmitype, and frame relay inversearp commands are used to configure frame relay. Comprehensive guide to configuring and troubleshooting frame. How to configure frame relay in cisco packet tracer jesins. Frame relay basic configurations hub and spoke part 2 of 4 frame relay is wellsuited for a hub and spoke design. Thus, if the framerelay switch is configured correctly, the framerelay interfacedlci command could theoretically be removed, and the framerelay connection will still work. It covers frame relay network, frame structure, frame relay switch, frad, topology, frame relay configuration and frame relay service, advantages, disadvantages etc. Now, you have configured pointtopoint frame relay encapsulation on all the routers. Configuring a pointtomultipoint frame relay wan free ccna. He also explains how to configure a basic frame relay network involving cisco equipment and how to perform basic monitoring and troubleshooting using relevant cisco ios show and debug commands. Frame relay terms and concepts 379 figure 152 frame relay terminology, part i frame relay components frame relay wan service comprises four primary functional components. Frame relay is a widearea network with the following features. Since you are working your way to becoming the ultimate networking guru, you are prepared to do a full framerelay config.
Figure 104 depicts the basic format of the frame relay frame, and figure 105 illustrates the lmi version of the frame relay frame. It offers lowercost data transfer when compared to typical pointtopoint applications, by using virtual connections within the frame relay network and by combining those connections into a single physical connection at. The configuration is pretty simple here and we are just enabling frame relay encapsulation using the encapsulation framerelay command. To understand the basic configuration of frame relay, there is a configuration below with three cisco 3600 series router and one frame relay switch. Verify the framerelay map statements using the show framerelay map command. You have a big mistake on the multipoint example, you set on the frame relay switch the dlci to 202 and on the router 3 you did this. We will use figure 2 and table 2 in this section for reference. Originally designed for transport across integrated services digital network isdn infrastructure, it may be used today in the context of many other network interfaces. Configuring frame relay subinterfaces cisco frame relay. Basic frame relay pointtopoint configuration on cisco. In case of any problem regarding to fram relay configuration on cisco devices, ask your.
Basic concepts of frame relay explained in easy language. Read the wikipedia article to learn more about frame relay. Lab setup instructions\cisco basic ccna lab setup instructions. Remove the previous configuration from r1s serial00 interface and create a pointtomultipoint subinterface and configure it with the correct framerelay maps. Dec 04, 2011 this article will explain frame relay configuration in cisco packet tracer. While we still have more lessons left to fully cover the major aspects of frame relay and its configuration, i wanted to include a couple of short, basic lessons covering frame relay configuration to break up the block. This part explains basic concepts of frame relay such as lmi types, dlci, access rate, cir rate, pvc, svc and network type in easy language. Cisco frame relay configurations configuring frame relay. Frame relay configuration commands pdf masuzi april 30, 2020 uncategorized 0 17 gif 15a gif using autoinstall with frame relay to atm service internetworking example we will use a single class c private subnet 192 168 1 0 24 in this example table 12 5 should serve as reference for all configuration section. My question is how do i connect them physically back to back with a db60 dtedce cable. Issue the show frame relay map command on r1 and r3. A basic setup involving the hardware configurations depicted in figure 41 is used for this discussion and for illustration purposes. Issue the show frame relay lmi command on r1 and r3. Apr 05, 2016 frame relay connects a lan to a lan through a wan by allowing you to share the cost of bandwidth.
Pdf frame relay protocol please refer to the above diagram, which shows a configuration based on the frame relay protocol. Local management interface lmi message is used to check the status between frame relay dte and dce. You can also try this on live routers and other network simulators, but the frame relay switch configuration varies. Voice can be packetized to travel over a frame relay network, often providing significant cost savings with some sacrifice in voice quality, depending on network configuration.
Frame relay configuration isr router configuration frame relay hub router configuration r0 the hub router is configured with two subinterfaces to create a virtual circuit with each spoke. Although frame relay is popular due to its relatively inexpensive nature, it is being replaced in many areas by. Frame relay is a standardized wide area network technology that specifies the physical and data link layers of digital telecommunications channels using a packet switching methodology. Use the clear framerelay inarp command to clear dynamically created frame relay maps that are created using inverse arp. Frame relay configuration frame relay for icnd exam. Frame relay configuration has any options, yet the actual configuration you perform can be very basic depending on how many default settings can be used. 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. The frame relay is the packet switched network as well as it may compare with the x. Example frame relay multipoint subinterface with dynamic addressing 68. Frame relay frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model. To do so, execute the following commands on router3 and examine the output of each command.
Basic configuration of frame relay in a cisco router is relatively straightforward, partly because cisco ios software uses good default values. You should have a good understanding of frame relay by now and its time to get your hands dirty with some configuration. Cbt nuggets trainer jeremy cioara discusses how to configure a frame relay switch. Some of the important differences between a frame relay network and and x. 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. Configure a frame relay subinterface background scenario frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model. We will utilize the physical interface for frame relay configuration and as previously mentioned the physical interface is a multipoint interface which can terminate more than one vc. Pdf establishing frame relay connections using packet tracer. Frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model. It is a packet switching technology developed to send and receive data over high speed digital connection such as.
Jun 17, 2011 you have a big mistake on the multipoint example, you set on the frame relay switch the dlci to 202 and on the router 3 you did this. Frame relay is essentially a packet switched network, and can be compared with an x. 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. As you know frame relay is a wellknown wan technology that generally used for backbone routers.
Jun 07, 2019 the configuration is completed successfully. Table 154 provides details of the framerelay map interface configuration command. May 09, 2010 in this post i will configure my lab to use frame relay in a point to point configuration. Issue the show frame relay pvc command on r1 and r3. Thus, if the frame relay switch is configured correctly, the frame relay interfacedlci command could theoretically be removed, and the frame relay connection will still work. You will now set up a basic pointtopoint frame relay connection between routers 1 and 2.
Mar 09, 2015 frame relay is a protocol standard for lan internetworking which provides a fast and efficient method of transmitting information from a user device to lan bridges and routers. Try to configure the router 1, 2 and 3 with static routing or rip routing in order to communicate with each others if your lab wont work correctly, download the configured frame relay lab which work perfectly and troubleshoot frame relay. Congestion control in frame relay basic working mechanisms. Even though several advanced technologies such as vpn, atm are available today, frame relay still rocks and will be in near future due to its features, benefits and lower cost in comparison with other point to point wan services. Notice that both routers are in the same ip subnet. Comprehensive guide to configuring and troubleshooting. Each frame relay subinterface is mapped with the dlci number of the corresponding circuit configured in the packet tracer wan emulation cloud. The following figure illustrates a frame relay frame. Frame relay itself is implemented over a reliable network and, flow control can be addressed by the higher layers in the osi model.
Scenario your isp has provisioned frame relay pvcs for the international travel agency wan. Three primary components make up the frame relay frame. But here, our configuration will not be pointtopoint only. There are circumstances when dlcis should be manually assigned. As the administrator, you are responsible for configuring frame relay among regional offices. This section looks at the configuration commands required to configure basic frame relay operation on a cisco router.
This chapter ends with coverage of frame relay configuration. Frame relay basically is a highperformance wide area network protocol which use packet switching and operates at the physical and data link layers of the open system interconnection osi reference model. You first need to configure fr switch as a frame relay switch and create dlcis. Frame relay basic configurations hub and spoke part 2. Frame relay point to multipoint topology as you have already seen we will configure r1 interface as multipoint but r2 and r3 as pointtopoint. As a ccna candidate you are familiar with the concept of framerelay, although you do not need to configure the framerelay switch. You can also try this on live routers and other network simulators, but the frame relay switch configuration. Frame relay tutorialnetwork,frame,switch,topology,service. Of course, you still need to know the optional parameters that are described in this section and the methods of changing the default values. Home downloads download cisco ccnp routing pdf study guide. Essential cisco ios commands internetwork training.