Frame relay is a layer 2 wan protocol that cand be configured on physical serial links. Cisco supports three types of lmis link management interface. Instead framerelay ietf or framerelay cisco 2 ways to configure ietf encapsulation. To earn ccna certification, you pass one exam that covers a broad range of fundamentals for it careers, based on the latest networking technologies, security, and automation and programmability skills and job roles. 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. This frame is very similar to the hdlc frame except for the missing control field here. 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 tutorial ill explain to you why we use d framerelay and how it works. Frame relay is a highperformance wan protocol that operates at the physical and data link layers of the osi reference model. The frame relay switch maps dlcis between each pair of routers to create a pvc. Suppose you are working in a big company and your company has just expanded to two new locations. We will introduce you to some of the specifics of frame relay configuration for these different interface types. Note the following restrictions for frame relay switching over isdn. In addition to physical interfaces, you can also configure two types of logical interfaces for frame relay pointtopoint and multipoint.
Format of the frame relay hdlc frame with cisco systems. This guide walks through how to configure frame relay on cisco routers. For ip devices at the end of each virtual circuit to communicate. Examples of wan technologies and protocols include frame relay, atm, and dsl. There are circumstances when dlcis should be manually assigned. Whatever option we choose here, we have to use the same option at. Isdn bri cable pinouts are different than the pinouts for ethernet. The structure of the frame relay frame shown in the figure. This part provide step by step guide on how to configure frame relay in cisco routers. A company has two offices, one in london and one in berlin.
Note that the allowable transmission rate will increase. Note the example uses ip address prefixes of 24 to keep the math simple. Relay races athlete framed prints racing fine art illustration auto racing illustrations framed art prints framed printillustration of athletes passing the baton during relay race as sports officials look on33x28 cm frame and mount made in australia. Frame relay traffic shaping is not supported on isdn interfaces. This tutorial explains basic concepts of frame relay step by step in detail with examples including frame relay.
If there is no congestion, packet will be allowed to cross the frame relay network. 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. Frame relay is no longer a topic in ccnav3 200125 exam. This result will be applied on the main interface or multipoint connection interface. This command assign ip address in serial 000 of r1.
Ccna quick reference sheets digital short cut eric rivard, jim doherty. Frame relay configuration examples and technotes cisco. In this tutorial ill explain to you why we used framerelay and how it works. Ppp frame relay isdn bri with ppp dsl modem cable modem eiatia232 eiatia449 x. Frame relay is a layer two technology and as a result, dlcis do not traverse a router. 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. This tutorial explains how to configure frame relay step by step. Basic concepts of frame relay explained in easy language. As mentioned previously framerelay is nonbroadcast multiaccess media, which means that there must be a mechanism for layer 3 to layer 2 resolution. The rj48 and rj45 look the same, but the pinouts are different.
A dlci is a number that identifies the logical circuit between the router and the frame relay switch. 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. Routers can connect to frame relay networks either by direct. This study guide is intended to provide those pursuing the ccna certification with a framework of what concepts need to be studied. This digital short cut provides you with detailed, graphicbased information, highlighting only the key topics. 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. 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. 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. To configure subinterface for frame relay, first we have to remove the ip address from the physical interface and choose a frame relay encapsulation.
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. Introduction of framerelay wan technology best cisco. On cisco routers, two possible frame encapsulations can be configured on the routers serial ports. If the company connects these two lans together using wan technology, a wan is created. The following notes were made while revising for my cisco ccna exam.
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. Its also one of the most difficult protocols to understand for most ccna students. Frame relay is one of the most popular wan service deployed over the past decade. Another data link layer protocol is multiprotocol label switching mpls. Topics include tcpip model of internetworking, configuring, and troubleshooting some of the most widely used cisco switches and routers. Frame relay congestion control 1110 frame relay encapsulation. Framerelay pointtopoint configuration best cisco ccna. In case of any problem regarding to fram relay configuration on cisco devices, ask your question through. The term wide area network is used to describe a network that spans multiple geographic locations.
Flsm, frame relay, hardware components, hubs, ios modes, ip troubleshooting. Frame relay is a layer two protocol that connects networks over long distances. How to configure frame relay on cisco router technig. Thus, if the framerelay switch is configured correctly, the framerelay interfacedlci command could theoretically be removed, and the framerelay connection will still work. Also, ccna is foundation exam for ccnp cisco certified networking professional. Note that the allowable transmission rate will increase above the desired.
Cisco routers try to auto detect the type of lmi that the frame relay router uses. Describe the fundamental concepts of frame relay technology, including operation, implementation. 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. Ccna exam tests you in the areas of simple lanwan switching, cisco ios, and routing. Use ietf when setting up a framerelay network between a cisco router and a non cisco router. Ccna notes introductioncisco offers two options for obtaining the ccna certification. 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. 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 ccnp lab packet tracers and pdf notes technology.
Achieving ccna certification is the first step in preparing for a career in it technologies. You can pass your ccna 200125 cisco exam fast by using pdf which is more comfortable and economical way to prepare certification. This command will change default encapsulation method to frame relay. Consider figure 2, a company lets say abc has purchased framerelay wan. Chapter 1 understanding networks and their building blocks. Imagine two cisco routers, r1 and r2, using a frame relay service. Framerelay is one of the wan protocols you need to understand if you plan to become ccna certified. Ccna guide to cisco networking fundamentals chapter 11 ppp and frame relay. Scribd is the worlds largest social reading and publishing site.
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. 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. 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. Format of the frame relay hdlc frame with cisco systems proprietary. Cisco has a web page that describes the configuration and troubleshooting of frame relay comprehensive guide to configuring and troubleshooting frame relay atm. Frame relay encapsulation types and lmi types cisco supports two types of frame relay encapsulation. Broadband solutions support for general assistance with curriculum, classroom, or.
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