Jun 11, 20 in todays internal enterprise networks, routing information protocol rip and open shortest path first ospf are the most widely used intradomain routing protocol. This command is executed in router configuration mode of rip, eigrp or ospf to configure the routing process to redistribute routes from a different source into the configured routing process such as static into rip or rip into ospf. Ospf open shortest path first ospf is a standardized linkstate routing protocol, designed to scale efficiently to support larger networks. Three typical types of routing protocol are chosen as the simulation samples. Whereas in case of ospf the difference of peaks obtained is not substantial in. It was published by the ietf to serve as an interior gateway protocol replacing rip. Ospf supports two types of external metrics type 1 external metrics type 2 external metrics cisco ios default 14 rip eigrp bgp static connected etc. Now competitive with isis in features and performance router vendors wishing a slice of the core market need an isis implementation as solid and as flexible as that from cisco. Routing protocol authentication rip, ospf, eigrp and bgp. Rip vs ospf difference between rip and ospf rf wireless world. Rip is unable to handle variable length subnet masks vlsm. Ospf link state, classless routing, open standerd ripv1 use broadcast and maximum hop count 15, 16 unreachable ripv2 use periodic multicast 224. Difference between eigrp and ospf difference between.
So if you are preparing for ccnp certification then this tutorial is for you. Route redistribution between rip and ospf routing domain. Configuring mutual eigrp and rip redistribution free. Dec 01, 2008 rip send entire routing table every 30 sec uses hop counts for link status distance vector wont send subnet mask updates waste of bandwidth for network protocols too many broadcasts ospf sends only changes link state protocol will send subnet mask updates very efficient on networks both are interior gateway protocols.
Ospf calculates the metric using cost, but eigrp uses bandwidth, load,delay and reliability to calculate the metric. Comparison of rip, eigrp, ospf, igrp routing protocols in. As a link state protocol, ospf converges quickly than eigrp, also ospf can be used in larger networks. Lets start with the redistribution between ospf and rip. The routes learned via the dynamic routing protocols are applied to the kernel routing table. At the intradomain level, this means that ospf can import routes learned via igrp, rip, and isis. In todays internal enterprise networks, routing information protocol rip and open shortest path first ospf are the most widely used intradomain routing protocol. For distance vector routing protocols, there really are only two choices. After that, ill show you how to work with eigrp, an advanced distance vector routing particle which is limited to cisco routers only. Difference between rip and ospf compare the difference.
In this lesson well cover redistribution between ospf and rip. Rip, ospf, and bgprip, ospf, and bgp distinguish between intra and interdomain routing understand distance vector routing and rip understand link state routing and ospf understand path vector routing and bgp 2. At the interdomain level, ospf can import routes learned via egp and bgp. The main difference between ospf and rip is that rip only keeps track of the closest router for each destination address, while ospf keeps track of a complete topological database of all connections in the local network. We studied rip and ospf because this interior routing protocol is widely used in the internet. What is the best difference between rip, ospf, eigrp. It also presents the results of a simulation, that took. Ospf will form neighbor relationships with adjacent routers in the same area. Open shortest path first also known as ospf is a dynamic routing protocol. In our project, we will discuss the difference between the. On the performance comparison of rip, ospf, isis and. Difference between rip and ospf with comparison chart tech. Comparison between rip, eigrp, igrp, and ospf free computer. Difference between rip and ospf difference between.
The rip requests the routing table from different neighboring devices of the router. Wireless local area network wlan is designed and various routing protocols like routing information protocol rip, enhanced interior gateway routing protocol eigrp, open shortest path first ospf, and interior gateway routing protocol igrp are used and compared for testing the performance 9. This report discusses about the ospf protocol, its advantages, some issues faced while designing large ospf networks. I have mentioned step wise notes with proper documentation to configure route redistribution between rip and ospf routing protocol. Difference between rip and ospf with comparison chart. The rip requests the routing table from different neighboring devices of the router that uses rip. Most ospf networks also use rip to communicate with. Route redistribution configuration lab between rip and ospf routing domain.
Finally, well dive into the biggest particle of all, which is ospf and take a look at its complexities made easy. It avoids loops by limiting the number of hops that are allowed in a single path, from a source to a destination. Ospf in detail isp workshops last updated 29 october 20 1. Rip and ospf are routing protocols used to advertise about routes in a network they are used as interior gateway protocols igp, which are configured inside an autonomous system. Different types of routing protocols are applied to specific network environment.
Dynamic routing protocols ospfripbgp barracuda campus. Open shortest path first ospf is an igp developed by the ospf working group of the internet. Difference between eigrp and ospf compare the difference. In ospf routing protocol we can create a separate administrative boundary in the network through area no. The principal difference is that rip falls in the category of distance vector routing protocol whereas ospf is the example of link state routing. It is a link state routing protocol and is most commonly grouped with interior gateway protocols. One of these was designed by the good people at ietf. Later, the router consolidated that information and constructs its own routing table. Sep 11, 2015 basics of routing static routingdynamic routing classification of dynamic routing administrative distance and metric link state routing and distance. First lets look at how route redistribution works in a basic way. Rip stands for routing information protocol and ospf stands for open shortest path firstospf. A comparative study on rip and ospf protocols request pdf. In section 5 the system model used for simulation is examined.
Now its time to actually configure some redistribution. Ospf employs a hierarchical network design using areas. This case study addresses the issue of integrating routing information protocol rip networks with open shortest path first ospf networks. This paper takes into consideration four of such routing protocols rip, ospf, isis and eigrp, expresses them and analyzes their way of operation. Ospf and isis are blessed as equals by ietf, with ospf somewhat more equal zprivate cooperation improves both protocols 1990 zdualmode isis rfc published isis becomes iso proposed standard private cooperation improves both protocols. Ospf convergence takes place in the following ways 1router identities are first found out, it happens in the following ways athe highest ip address on the routers active loopback interfaces is used bif no loopback interface is present the highest ip address on its. Rip routing information protocol is one of the oldest routing protocols still in service. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Ospf adheres to the following link state characteristics. Flooded unaltered throughout the as recommendation. Sep 12, 2011 ospf calculates the metric using cost, but eigrp uses bandwidth, load,delay and reliability to calculate the metric. I worked with the above question and came up with the following answer. Request pdf a comparative study on rip and ospf protocols routing of data packets is one of the important process in the internet.
Some limitations of rip that causes problem in large network are. Aug 16, 2014 this case study addresses the issue of integrating routing information protocol rip networks with open shortest path first ospf networks. Size of the network compatibility between models of routers administrative knowledge required rip over the years, rip has evolved from a. Comparison of routing protocols interms of packet transfer having. Configuring mutual ospf and rip redistribution free ccna. Rip will not work for network having having hop count greater than 15 in any path because infinity is defined as 16 in rip. Chapter 4 lab 41, redistribution between rip and ospf. They are very similar at the conceptual level, but with almost no operational details in common. Simulationbased comparative study of eigrp and ospf for real. The rip and ospf are the interior gateway routing protocols which differ in many ways. Correspondingly, the two major classes of routing algorithms employed within the internet are the vectordistance also known as bellmanford and linkstate algorithms. Then, well take a look at rip, which is a distance vector routing particle used for small networks. Comparison of routing protocols rip, ospf and eigrp. Only changes to the routing table are sent to all the other routers in the network, as opposed to sending the entire routing table at a regular interval which is how rip.
Routing information protocol rip enhanced interior gateway routing protocol eigrp open shortest path first ospf. Eigrp is denoted by d for internal and dex for external in routing table eigrp is the only protocol that have backu. In a previous lesson i explained the basics of redistribution. The decision about which routing protocol to use in a given situation is influenced by a number of factors including. Problem is, the suboptimal routing scenario you highlight only occurs on the melbourne router, sydney still has the rip info in its routing table, no e2 ospf are visible, despite exact same redistribution configuration as melbourne router and so takes. In addition the pros and cons of these routing protocols are studied in brief. Comparison of rip, ospf and eigrp routing protocols based.
In this lab youll be redistributing routes between ospf and rip, with that being said routes from ospf will appear in rip marked as a rip route and rip routes redistributed will appear in ospf as an ospf e2 route by default. Aug 03, 2011 rip and ospf are both routing protocols likely you have used without even knowing it. Delay variation is measured by the difference in the delay of the packets. Eigrp it is a cisco standard routing protocol now open standard protocol from 20 it supports maximum 255 routers in the network. Nov 21, 2017 eigrp it is a cisco standard routing protocol now open standard protocol from 20 it supports maximum 255 routers in the network. The other was designed by the better people at dec and was picked up by osi. This lab is to show route redistribution between rip routing and ospf routing. Rip hop count algorithm the only metric used to calculate the cost of a path path is from point a to destination b is the hop count from router a to router b, even if you have.
Performance analysis of rip, ospf, igrp and eigrp routing. It is used specifically for the internet protocol or ip networks. Rip and ospf are both routing protocols likely you have used without even knowing it. Apr 15, 20 ospf is used more than rip in larger scale networks because it has a more efficient system for communication between routers and because it scales better to larger networks. On the performance comparison of rip, ospf, isis and eigrp. Metric is used to select the best route to reach a subnet, and lower metric is considered to be better. If the path includes more than 15 routers the network is considered unreachable. When comparing the routing protocols, intermediate system to intermediate system isis to open shortest path first ospf, you see some similarities. Rfc 1058 1988 describes the first implementation of rip, while rfc 1723 1994 updates rfc 1058. In this lesson ill explain the basics of ospf to you and you will learn how and why it works. Meaning an open standard developed by ietf ospf working group for ip rfc1247 current standard is ospfv2 rfc2328 shortest path first.
Ospf is a common tcpip internal gateway protocol igp used to distribute routing. Prefixes which are redistributed into ospf from other protocols. Internal gateway protocol igp, routing information protocol rip, variable length subnet masks vlsm introduction. Edsger dijkstras algorithm for producing shortest path tree through a graph. Routing information protocol rip rip is a distancevector routing protocol that is based on the bellmanford algorithm and uses hops as a routing metric. Chapter 4 lab 41, redistribution between rip and ospf topology. Rip vs ospf difference between rip and ospf difference.
One major difference between the protocols relates to how they operate in the osi model. Rip is a distance vector protocol and ospf is a link state protocol. Ospf is used more than rip in larger scale networks because it has a more efficient system for communication between routers and because it scales better to larger networks. Oct 04, 2017 difference between rip and ospf october 4, 2017 7 comments a routing protocol describes the rules that must be followed by a router while it interacts with neighboring routers to learn the path and to maintain the network in the routing tables. So up until this point youve learnt how to configure different routing protocols such as the routing information protocol rip, enhanced interior gateway routing protocol eigrp and open shortest path first ospf but now its time to learn how to make this protocols play nice with each other and share their routes between each other. Routing information protocol distance vector routing share the most you know about the entire autonomous system share with all your direct neighbors, and them only share periodically, e. Pdf a comparison is made of the open shortest path first ospf and intermediate. We will see difference between rip and ospf protocols below. Ospf routes can also be exported into igrp, rip, and isis. It operates within a single autonomous system or as. If youve completed lab 102 configuring mutual ospf and rip redistribution and lab 103 configuring mutual ospf and eigrp redistribution then you should be no stranger to mutual route redistribution if you did not complete the previous labs then to summarize mutual route redistribution up in a pretty little nut shell.
Early cisco ospf implementation substantially rewritten. Rip itself evolved as an internet routing protocol, and other protocol suites use modified versions of rip. Rip routing information protocol is one of the oldest routing protocols in service, whereas ospf open shortest patch first serves as the most. What is cidr, vlsm and clsm, and vtp difference between vtp server mode, client mode and transparent mode, switching method, types of memory are available in the router, booting sequence of router, classfull routing and classless routing. We use cookies to give you the best possible experience on our website. A routing protocol describes the rules that must be followed by a router while it interacts with neighboring routers to learn the path and to maintain the network in the routing tables. Jan 01, 2014 interface fa00 ip ospf authenticationkey cisco123 ip ospf messagedigest 1 md5 cisco123strong use for md5 auth verification. Rip determines optimal route for the packet to reach destination by hop count. Eigrp, ospf and rip are the dynamic routing protocols being used in the. Ospf and rip are interior gateway protocols igp and distribute routing information within an autonomous system, whereas bgp is a exterior gateway protocol. What is the difference between ospf exteral type 1 o e1.
936 1380 312 1188 1229 580 497 322 60 1319 743 371 1129 711 1493 1217 1408 960 410 1388 513 105 1098 1420 822 917 531 435 1279 466 1087 723 484 630 860 767 274 1497 315 924 573 968 45