Frame relay encapsulation types and lmi types cisco supports two types of frame relay encapsulation. Cisco has a web page that describes the configuration and troubleshooting of frame relay comprehensive guide to configuring and troubleshooting frame relay atm. Basic concepts of frame relay explained in easy language. Another data link layer protocol is multiprotocol label switching mpls. Ccna guide to cisco networking fundamentals chapter 11 ppp and frame relay. You can pass your ccna 200125 cisco exam fast by using pdf which is more comfortable and economical way to prepare certification. Thus, if the framerelay switch is configured correctly, the framerelay interfacedlci command could theoretically be removed, and the framerelay connection will still work. Application notes for adtran netvanta 3205 manualzz com frame relay ccna v6 0 frame relay address mapping explaned with examples comprehensive guide to configuring and troubleshooting frame relay drag and drop vceguide com ccna v6 0 frame relay address mapping explaned with examples. Frame relay is no longer a topic in ccnav3 200125 exam. Configuration notes for the implementation of eigrp over frame relay eigrp over frame relay with multipoint interface 11 frame relay configuration free ccna study guide. Frame relay is a layer 2 wan protocol that cand be configured on physical serial links. A dlci is a number that identifies the logical circuit between the router and the frame relay switch. Frame relay configuration examples and technotes cisco.
Ccna exam tests you in the areas of simple lanwan switching, cisco ios, and routing. This part provide step by step guide on how to configure frame relay in cisco routers. 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. Describe the fundamental concepts of frame relay technology, including operation, implementation. They are not in any way a complete set of revision notes, but more like a last minute refresher for those bits of information that are important and need to be remembered. Ccna notes introductioncisco offers two options for obtaining the ccna certification. Note that the allowable transmission rate will increase. On cisco routers, two possible frame encapsulations can be configured on the routers serial ports. 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. Format of the frame relay hdlc frame with cisco systems proprietary. This study guide is intended to provide those pursuing the ccna certification with a framework of what concepts need to be studied. Routers can connect to frame relay networks either by direct. A company has two offices, one in london and one in berlin.
Imagine two cisco routers, r1 and r2, using a frame relay service. Chapter 1 understanding networks and their building blocks. The structure of the frame relay frame shown in the figure. Suppose you are working in a big company and your company has just expanded to two new locations. Broadband solutions support for general assistance with curriculum, classroom, or. Its also one of the most difficult protocols to understand for most ccna students. In addition to physical interfaces, you can also configure two types of logical interfaces for frame relay pointtopoint and multipoint. This command will change default encapsulation method to frame relay. Flsm, frame relay, hardware components, hubs, ios modes, ip troubleshooting. Consider figure 2, a company lets say abc has purchased framerelay wan. Frame relay congestion control 1110 frame relay encapsulation.
Format of the frame relay hdlc frame with cisco systems. Also, ccna is foundation exam for ccnp cisco certified networking professional. Framerelay is one of the wan protocols you need to understand if you plan to become ccna certified. 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. We will introduce you to some of the specifics of frame relay configuration for these different interface types. 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. Frame relay is a layer two protocol that connects networks over long distances. This command assign ip address in serial 000 of r1. Achieving ccna certification is the first step in preparing for a career in it technologies. The frame relay protocol uses a frame structured similar to that of lapd, except that the frame header is replaced by a 2byte frame relay header. In this tutorial ill explain to you why we used framerelay and how it works. This tutorial explains basic concepts of frame relay step by step in detail with examples including frame relay. The term wide area network is used to describe a network that spans multiple geographic locations.
If the company connects these two lans together using wan technology, a wan is created. Ppp frame relay isdn bri with ppp dsl modem cable modem eiatia232 eiatia449 x. Framerelay pointtopoint configuration best cisco ccna. Instead framerelay ietf or framerelay cisco 2 ways to configure ietf encapsulation. This tutorial explains how to configure frame relay step by step. For ip devices at the end of each virtual circuit to communicate. Backtoback frame relay hybrid switching 17nov2007 comprehensive guide to configuring and troubleshooting frame relay 02nov2005 configuration notes for the implementation of eigrp over frame relay and low speed links 10aug2005. There are circumstances when dlcis should be manually assigned. How to configure frame relay on cisco router technig. Ccna quick reference sheets digital short cut eric rivard, jim doherty.
Introduction of framerelay wan technology best cisco. This result will be applied on the main interface or multipoint connection interface. Isdn bri cable pinouts are different than the pinouts for ethernet. Cisco ccna notes tech note cisco ccna check list training notes kcc ccna fasttrack april 2014 these notes cover the current 200120 examination as the single exam option for ccna and the two stage examination track consisting of a basic icnd1 examination 100101 for ccent. In case of any problem regarding to fram relay configuration on cisco devices, ask your question through.
Pass exam 640802 or pass exam 640822 and exam 640816while you can use these notes to prepare for either exam, the notes are geared towards passing thesingle exam. In this example, the frame relay switch is actually physically a router, a layer three device, but its functionality in this case is a layer two device. Note the example uses ip address prefixes of 24 to keep the math simple. Atm stands for asynchronous transfer mode and is a highspeed, packetswitching technique that uses short fixed length packets called cells which are about 53 bits in length. Use ietf when setting up a framerelay network between a cisco router and a non cisco router. This is because in framerelay all neighbors share the bandwidth equally, regardless of the actual cir of each individual pvc, so we have to get the lowest speed cir rate and multiply it by the number of circuits. This digital short cut provides you with detailed, graphicbased information, highlighting only the key topics. Note that the allowable transmission rate will increase above the desired. This frame is very similar to the hdlc frame except for the missing control field here.
In this tutorial ill explain to you why we use d framerelay and how it works. Frame relay is one of the most popular wan service deployed over the past decade. This guide walks through how to configure frame relay on cisco routers. Best cisco ccna ccnp and linuxcentos pdf notes new ccna routing and switching 200125 ccna security and ccna voice best ever ccnp route300101 and 642902 and switch and also best rhcerhcsa linux notes for rhel6 and rhel 7 and also ubuntu and pfsense firewall pdf notes. Topics include tcpip model of internetworking, configuring, and troubleshooting some of the most widely used cisco switches and routers. Note the following restrictions for frame relay switching over isdn. Examples of wan technologies and protocols include frame relay, atm, and dsl. Forward explicit congestion notification fecn if there is congestion in network then frame relay switch will set fecn bit to on 1 in data frame header. Frame relay is a layer two technology and as a result, dlcis do not traverse a router. To configure subinterface for frame relay, first we have to remove the ip address from the physical interface and choose a frame relay encapsulation. Scribd is the worlds largest social reading and publishing site. Whatever option we choose here, we have to use the same option at. If there is no congestion, packet will be allowed to cross the frame relay network.
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