In this lesson well take a look at framerelay pointtopoint which is. This lab will discuss and demonstrate the configuration and verification of multipoint frame relay interfaces. Refer to the general help for relay configuration tool for the keyboard shortcuts. In this lab we will setup a frame relay point to multipoint topology on cisco routers by using gns3. We will utilize the physical interface for framerelay configuration and as previously mentioned the physical interface is a multipoint interface which can terminate more than one vc. Of course, you still need to know the optional parameters that are described in this section and the methods of changing the default values. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks. Does it require any routing protocol configuration or framerelay switch at service provider side will t. Of course, you still need to know the optional parameters that are described in this. 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. Frame relay is a wan technology that uses packet switching methodology for communication. How to configure, verify ppp and basic concepts of frame relay. The frame relay protocol allows network designers to reduce costs by using shared facilities that are managed by a frame relay service provider. Negotiated tariff metric in frame relay internetworks.
Lets look at a basic frame relay configuration with just two endpoints, headquarters and branch. 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. How to configure frame relay on cisco router technig. A multicast service may take advantage of this function and combine it with a copy function to. Having a look at the netmap tutorial on route reflector page it shows a frame relay switch sitting in the middle of a bunch of routers and the netmap has 107 at the end of the connections, 107 being the linklayer header type for frame relay. All router interface had been configured with ip addresses and routing protocol ripv2. The figure below shows the basic frame relay configuration on a cisco router, connected directly to a dedicated frame relay switch, or dce. A pvc is the logical path along an originating frame relay link, through the network, and along a terminating frame relay link to its ultimate destination.
How to configure a cisco router as a frame relay switch. 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. Kindly note that short form commands are not supported by the simulation software at this time. Rfc 2427 multiprotocol interconnect over frame relay ietf tools. What is local management interface lmi in frame relay.
Since you are working your way to becoming the ultimate networking guru, you are prepared to do a full framerelay config. Frame relay configuration with examples icnd2 200105. Oct 14, 20 having a look at the netmap tutorial on route reflector page it shows a frame relay switch sitting in the middle of a bunch of routers and the netmap has 107 at the end of the connections, 107 being the linklayer header type for frame relay. First and foremost, we have to ensure that our addressing is correct. Also please notice that there is no ip address configured on the frame relay switch. Check back, more simulation exercises will be added soon. This tutorial explains how to configure frame relay step by step. Most frame relay links are configured for lmi type t617 annex d, so the defaults for the frame relay data link and network layer should be correct. 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.
The toolbar in the relay configuration tool the toolbar in relay configuration tool is composed of two parts. So to assist you, below we will discuss one of the more difficult ccna concepts. The following figure illustrates a frame relay frame ansi t1. The encapsulation mismatch problems can be detected using the command show framerelay map as indicated in the above output. Users pay fixed charges for the local connections from each site in the frame relay network to the first point of presence pop in which the provider maintains a frame relay switch. Jun 07, 2019 the configuration is completed successfully. Cisco framerelay switch configuration framerelay requires a framerelay switch that switches one dlci to another, creating a virtual circuit. Normally you dont really have to think about the framerelay switch since this is something that the service provider will configure. For routing traffic between devices will use eigrp routing protocol, we have used 2600 series routers and one frame relay switch. It is also possible to combine the lan view and the pointtopoint view on a single frame relay interface. Frame relay can easily be configured to combine traffic from different networking protocols like ip, ipx and sna. The competitive road ahead atm frame relay battle joined by ip deployment of vpdns i. Jul 06, 20 this is a tutorial about frame relay and dhcp relay. Configuring pointtopoint frame relay links frame relay is a legacy technology however its still fairly common in developing nations due to its simplicity and price.
Use the show framerelay pvc command to verify that frame relay is. Compare this to the physical path used by a dedicated connection. Frame relay is a scalable wide area network solution which makes use of packetmode transmission. Local management interface lmi message is used to check the status between frame relay dte and dce.
Pdf establishing frame relay connections using packet tracer. Dec 18, 2011 frame relay is a wan technology that uses packet switching methodology for communication. Pdf now a days the networking area is getting more and more advanced as it has. If your verification procedure indicates that your frame relay configuration is not working properly, you need to troubleshoot the configuration. Lab configuring frame relay and subinterfaces topology. Can frame relay topology do routing like normal ip routing.
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. We will use figure 2 and table 2 in this section for reference. The following steps are required to configure frame relay on the router. Since you are working your way to becoming the ultimate networking guru, you are prepared to do a full frame. Frame relay is essentially a packet switched network, and can be compared with an x.
Configuring frame relay feature history release modification forinformationaboutfeaturesupportinciscoios software,useciscofeaturenavigator. In preparation of your ccna exam, we want to make sure we cover the various concepts that we could see on your cisco ccna exam. Use the show frame relay pvc command to verify that frame relay is configured correctly. In a frame relay network configured for the lanlike single bridge port or any set of vcs. In figure 33, spans frame relay network uses permanent virtual circuits pvc. This free online tool allows to combine multiple pdf or image files into a single pdf document. In previous lessons i gave an introduction about framerelay and explained how to configure framerelay pointtomultipoint. Rfc 1490 multiprotocol interconnect over frame relay ietf tools. If the telco company has indicated they are providing frame relay based on a different specification, you will need to modify the frame configuration. Form my understanding pointtopoint doesnt need any routing because both ends are in the same sub network but what about multipoint. Configuring a pointtomultipoint frame relay wan free ccna. Basic configuration of frame relay in a cisco router is relatively straightforward, partly because cisco ios software uses good default values. In the same way, it helps to learn how to configure and verify a ppp along with the pap and chap authentication, and ppoe. The process of provisioning frame relay services for a corporate network involves a certain amount of preplanning.
Local management interface lmi, a technology developed by cisco, is a signaling standard that is used between the routers and frame relay. After configuring your network, its considered a good idea to verify that your configuration is working. The maximum amount of data measured in bits that a frame relay internetwork is. All locations plug into the frame relay cloud, which is a conglomeration of dozens or hundreds of framerelay switches and routers. The frame relay labs, unlike any of the other labs in exploration 4, have two dce links on the same router. Frame relay polling, error handling, and specification. Configuring pointtopoint frame relay links free ccna workbook. Within a network, some communication servers can connect to a frame relay switch through a direct connection and others through connections via csudsus. Keywords wide area network, frame relay cloud, router. A frame relay switch is required for configuring a frame relay network. The basic configuration of frame relay is simple, but the network administrator plans the frame relay configuration based on different factors. Note a frame relay network is not required to support only communication servers that are connected directly or only communication servers connected via csudsus. You can go through the basic configuration and verification of the point to point protocol ppp.
You can verify the configuration using the show frame relay pvc command. From the html or pdf version of the manual, copy a configuration. This is a completely different solution than the first frame relay configuration example i showed you in which all devices were in the same ip subnet. Rfc 1490 multiprotocol over frame relay july 1993 nlpid encapsulation and the snap. In this lesson well take a look at framerelay pointtopoint which is far easier to configure.
Basic concepts of frame relay explained in easy language. Ce protocole est utilise par les fournisseurs dacces pour transmettre des signauxvocaux et numeriques entre reseaux locaux par lintermediaire dun reseau etendu. 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 lab will discuss and demonstrate how to configure a point to point framerelay circuit. Although frame relay is popular due to its relatively inexpensive nature, it is being replaced in many areas by.
Frame relay allows for a single serial interface on the router to connect multiple remote sites with the help of virtual circuits. As the administrator, you are responsible for configuring frame relay among regional offices. In many cases, frame relay is more efficient than x. 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. Intraextranets power ip adoption for businesses majority of end users migrating private line networks will look to frame relay and ip legacy applications demanding frame relay performance. Frame relay, cisco ios release 15s 19 configuring frame relay disabling or reenabling frame relay inverse arp. Find answers to frame relay config from the expert community at experts exchange. As a ccna candidate you are familiar with the concept of framerelay, although you do not need to configure the framerelay switch. Comprehensive guide to configuring and troubleshooting frame. Be sure to change your cabling to reflect the topology diagram. Local management interface lmi, a technology developed by cisco, is a signaling standard that is used between the routers and frame relay switches for various purposes such as. Thus, in general, framerelay is less expensive than dedicated wan lines, but customers are not guaranteed bandwidth.
Frame relay configuration frame relay for icnd exam. New applications a result of ip features and benefits frame. Frame relay user guide for routing devices techlibrary. Within a network, some communication servers can connect to a frame relay switch through a direct connection and. Whenever a noncisco device is involved in a frame relay setup, you have to change the default cisco frame relay encapsulation type to ietf. We can verify the configuration of the frsw with show framerelay route command. Issues to be considered include bandwidth requirements for each pvc, the core bandwidth required at central locations, and the type of hardware that will support your needs. This can be accomplished by using the ping and other troubleshooting methods. If you are not familiar with the basics of frame relay, i would suggest you to take a look at this page if you already know the basics, you can go ahead and start the frame relay configuration. We continue our comprehensive look at frame relay from cisco press network consultants handbook, complete with illustrations, charts and tables youll want to keep as a reference. The cloud is the frame providers network, and the customer has no control or even. The values of nt1 and nn1 combine to determine how often full status.
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