Frame relay originally was designed for use across integrated services digital network isdn interfaces. They are locally significant and they identify themselvesto the frame relay cloud. Frame relay is a popular high performance wan protocol that operates at the physical and data link layers of the osi reference model. Exam certification guide, you read about the basics of frame relay. Well revisit frame relay point to point connections in more detail in a. In this lesson well take a look at framerelay pointtopoint which is far easier to configure. Although frame relay is popular due to its relatively inexpensive nature, it is being replaced in many areas by. Frame relay is an example of a packetswitched technology. Frame relay frame relay is a packet switching technology that fragmented into transmission units called frames and sent in highspeed bursts through a digital network. Frame relay configuration frame relay for icnd exam. Figure 104 depicts the basic format of the frame relay frame, and figure 105 illustrates the lmi version of the frame relay frame. Frame relay allows for a single serial interface on the router to connect multiple remote sites with the help of virtual circuits. 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.
Use ios as a frame relay switch in gns3 micronugget adding a frame relay switch inside of gns3 discussions can t connect router to frame relay switch gns3 configuring gns3 to run frame relay switching on an ios router. This chapter focuses on frame relay s specifications and applications in the context of wan services. If your verification procedure indicates that your frame relay configuration is not working properly, you need to troubleshoot the configuration. Framerelay is an older wan protocol that is still very popular on ciscos ccnaccnp routing and switching exams. This frame is very similar to the hdlc frame except for the missing control field here.
I have two cisco 2610xm with one of them got a serial nm4as 4 serial ports asyncsync and this would be my frs router. 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. In this first example, the local management interface lmi. The first step should always be to configure the physical interface to use frame relay encapsulation using the command encapsulation frame relay in interface configuration mode. Configuring pointtopoint frame relay links free ccna workbook. Ccna podcast there only seems to be one of these, with a date of july2009. Verify the framerelay map statements using the show framerelay map command. Networking basics how does frame relay work understanding frame relay networks virtual circuits lmi frame relay understanding static and dynamic mappings.
Comprehensive guide to configuring and troubleshooting frame relay 02nov2005 configuration notes for the implementation of eigrp over frame relay and low speed links 10aug2005 configuring basic frame relay. The cloud is the frame providers network, and the customer has no control or even. Ce protocole est utilise par les fournisseurs dacces pour transmettre des signauxvocaux et numeriques entre reseaux locaux par lintermediaire dun reseau etendu. This section discusses the basics of why mapping is needed for lan connections and frame relay, with a focus on frame relay. 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. Instead, a logical path is defined within the network. 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. It is meant to be used within this program of study. This part explains basic concepts of frame relay such as lmi types, dlci, access rate, cir rate. Establishes an exclusive connection during the transmission period called virtual connection. Disabling or reenabling frame relay inverse arp 27. Pdf establishing frame relay connections using packet tracer.
Configure basic frame relay in part 3, you will configure frame relay on routers r1 and r3. Thus, in general, framerelay is less expensive than dedicated wan lines, but customers are not guaranteed bandwidth. The first step should always be to configure the physical interface to use frame relay encapsulation using the command encapsulation framerelay in interface configuration mode. The show interfaces command displays how the encapsulation is set up, along with useful layer 1 and layer 2 status information, including. If you are not familiar with framerelay, we would recommend you to visit the following link to understand the basics of framerelay. Configuring frame relay is little bit tricky and complicated but not as. Configuring a pointtomultipoint frame relay wan free. After configuring your network, its considered a good idea to verify that your configuration is working. A quick look at a frame relay network a frame relay network consists of endpoints e. Remove the previous configuration from r1s serial00 interface and create a pointtomultipoint subinterface and configure it with the correct framerelay maps.
What does the frame relay interface dlci command configure. Cisco ccna frame relay 2 17 gif cisco ccna configuring a static frame relay map then it was my understanding that inverse arp doesn t work on sub interfaces and therefore they require the interface dlci command. Frame relay in ccna ccna ccnp certification handson lab configuring two cisco routers. The ohio state university raj jain 21 physical layer options q both ansi and itut define frame relay on isdn q frame relay forums implementation agreements. Basic concepts of frame relay explained in easy language.
About this lab manual connecting networks lab manual contains all the labs and class activities from the cisco networking academy course of the same name. 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. Example 115raleigh configuration with new requirements. All locations plug into the frame relay cloud, which is a conglomeration of dozens or hundreds of framerelay switches and routers. Configuring and troubleshooting frame relay document id. After frame relay is configured, you will enable the eigrp routing protocol to provide endtoend connectivity.
The same hub and spoke topology is used, only the frame relay switch router configuration is explained here refer the previous article for the hub router and spoke. My question is how do i connect them physically back to back with a db60 dtedce cable. So for example dlci 122 could will go between r1 to r2 which could be located in nyc and san francisco as dlci 123 goes between routers r1 and r3, which r3. May 28, 2014 everything you need to know about frame relay for the ccna exam and also for the route exam. This document offers customized analysis of your cisco device. Configuring pointtopoint frame relay links free ccna. The basics frame relay is fairly simple to configure.
Remember that a dlci identifies a oneway virtual circuit. Notice that the pvc between chicago and toronto is a pointtopoint interface. If you are not familiar with frame relay, we would recommend you to visit the following link to understand the basics of frame relay. 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. Cisco ccna frame relay 2 17 gif cisco ccna configuring a static frame relay map then it was my understanding that inverse arp doesn t work on sub interfaces and. 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. We can take advantage of frame relays ability to assign more than one virtual circuit vc to a single physical access circuit and design a hub and spoke network that gives us connectivity between all endpoints with a minimum of circuit and equipment cost. The extreme simplicity of configuring user equipment in a frame relay network offers another reason for frame relay s popularity. Frame relay configuring sna frame relay access support pdf free difference between frame relay and atm with comparison chart frame relay understanding static and dynamic mappings costiser ro.
Frame relay configuration examples and technotes cisco. 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. 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. Ccna 200 301 v1 0 frame relay frame relay switch cisco ccna frame relay part i frame relay analyzer. Configuration notes for the implementation of eigrp over frame relay and low speed links 10aug2005.
Dec 18, 2011 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. Now, as you can see, all these dlcis that are surroundingthe routers, remember those are data link connection identifiers. Pointtopoint is the simplest form of framerelay configuration. Configuring frame relay feature history release modification forinformationaboutfeaturesupportinciscoios software,useciscofeaturenavigator. Which two statements about configuring frame relay point to. My question is how do i connect them physically back to back with a db60 dtedce cable to make them a hub and spoke network. With the advent of ethernet over fiber optics, mpls, vpn and dedicated broadband services such as cable modem and dsl, the end may loom for the frame relay protocol and encapsulation. Remember that by default, cisco uses highlevel data link control hdlc as a serial link encapsulation. Originally designed for transport across integrated services digital network isdn infrastructure, it may be used today in the context of many other network interfaces. As a ccna youll be required to understand how to configure and manage frame relay links. Configuring basic frame relay once you have reliable connections to the local frame relay switch at both ends of the permanent virtual circuit pvc, then it is time to start planning the frame relay configuration. Comprehensive guide to configuring and troubleshooting frame.
Frame relay is a layer 2 switching technology which switches frames through an isp. In case of any problem regarding to fram relay configuration on cisco devices, ask your. In this first example, the local management interface lmitype defaults to cisco lmi on spicey. Since this guide is focused on the handson practical skills, hence we will not cover the theory part of framerelay. Here is your stepbystep guide to configuring frame relay. Frame relay is one of the most popular wan service deployed over the past decade. Jun 16, 2010 since you are working your way to becoming the ultimate networking guru, you are prepared to do a full framerelay config. Frame relay is wellsuited for a hub and spoke design. Once you have reliable connections to the local frame relay switch at both ends of the permanent virtual circuit pvc, then it is time to start planning the frame relay configuration. Frame relay is a dying breed however you will encounter it quite often as many companies are migrating away from this technology. Contents introduction before you begin conventions prerequisites components used background theory configuring basic frame relay network diagram configurations debug and show commands configuring hub and.
Before we get started with configuration,lets talk a little bit about what you see in front of you. Nov 11, 2016 frame relay is a scalable wide area network solution which makes use of packetmode transmission. Maybe these terminologies of frame relay are difficult to understand so we will explain them in more detail in this article. Nov 28, 2018 frame relay in ccna ccna ccnp certification handson lab configuring two cisco routers. Comprehensive guide to configuring and troubleshooting frame relay 02nov2005.
Framerelay point to multipoint topology as you have already seen we will configure r1 interface as multipoint but r2 and r3 as pointtopoint. Today, it is used over a variety of other network interfaces as well. Frame relay virtual circuit that is dynamically established via callsetup algorithms. Frame relay point to multipoint topology as you have already seen we will configure r1 interface as multipoint but r2 and r3 as pointtopoint. Frame relay basic configurations hub and spoke cisco. Remember that by default, cisco uses highlevel data link control hdlc as. Frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model.
Configuring a pointtomultipoint and pointtopoint pvc and having ip connectivity is your goal. Frame relay is a type of wan connection use to connect one site to many remote sites through a single physical circuit, this operation makes it easy to construct reliable read more. Cisco ccna frame relay part v certificationkits com. Everything you need to know about frame relay for the ccna exam and also for the route exam. More practice if you would like more practice activities, combine your lab manual with the new ccna routing and switching practice and study guide isbn. The structure of the frame relay frame shown in the figure. The frame relay is the packet switched network as well as it may compare with the x. 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. Lets see how you can configure framerelay switch to use your in studies. Frame relay will assign each frame exiting the egress interface of a customer edge router a dlci which identifies which path the frame is to travel once it reaches the provider edge router. In the case of a failed line or switch, for example, the frame relay network may automatically reroute the circuit around the failure. Home downloads download cisco ccnp routing pdf study guide. How to configure frame relay on cisco router technig.
In previous lessons i gave an introduction about framerelay and explained how to configure framerelay pointtomultipoint. 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. Since this guide is focused on the handson practical skills, hence we will not cover the theory part of frame relay. Posted by rene molenaar june 16, 2010 in frame relay. This can be accomplished by using the ping and other troubleshooting methods. 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. Configuring a pointtomultipoint frame relay wan free ccna. To understand much of the functionality of frame relay, it is helpful to understand the structure of the frame relay frame. The basic configuration of frame relay is simple, but the network administrator plans the frame relay configuration based on different factors. Frame relay providers use a frame relay switch to route the data on each virtual circuit to the appropriate destination. Usually found in sporadic data transfer environments. How to configure a cisco router as a frame relay switch. Aug 29, 2003 interface serial0 encapsulation frame relay frame relay lmitype ansi frame relay interfacedlci 53 ietf ip address 199.
Congestion control in frame relay basic working mechanisms. Similarly router 1 is configured with serial connectio n ip address 2. 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. Configuring framerelay is little bit tricky and complicated but not as. Unlike leased lines, frame relay requires only a single access circuit to the frame relay. Frame relay is the source of many tricky questions on ccna, ccnp, and beyond. The basic frame protocol, which is used in the frame relay is hdlc and the typical speed is higher than the x. This tutorial explains how to configure frame relay step by step. 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.
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