After you’re studying for that CCNP certification, Particularly the BSCI exam, you should get a good knowledge of BGP. BGP isn’t only one of the largest subject areas to the BSCI Examination, it’s one of the biggest. BGP has an incredible a lot of particulars that need to be mastered for BSCI good results, and those of you with 1 eye within the CCIE must master the basics of BGP now so that you can Establish on All those fundamentals in a later on time.
Path characteristics are a singular attribute of BGP. With interior gateway protocols which include OSPF and EIGRP, administrative length is utilised as a tiebreaker when two routes to the identical destination experienced different future-hop IP addresses but precisely the same prefix duration. BGP makes use of route characteristics for making this choice.
The first attribute thought of by BGP is fat. Pounds is really a Cisco-proprietary BGP attribute, so in the event you’re Operating in a very multivendor ecosystem you should operate with One more attribute to affect route collection.
The weight attribute is important only towards the router on which it can be adjusted. When you established the next excess weight for a specific route to be able to give it preference (a better body weight is desired more than a lessen one), that fat isn't marketed to other routers.
BGP takes advantage of groups which include “transitive”, “non-transitive”, “required”, and “optional” to classify characteristics. Considering the fact that excess weight is actually a regionally substantial Cisco-proprietary attribute, it does not all into any of these types.
The burden is usually altered on a single route via a route-map, or it may be set for a different bodyweight for all routes 먹튀검증 acquired from a specified neighbor. To alter the pounds for all incoming routes, make use of the “body weight” selection Together with the neighbor command after forming the BGP peer associations.
R2(config)#router bgp a hundred
R2(config-router)#neighbor 100.one.1.1 remote-as ten
R2(config-router)#neighbor one hundred.1.one.1 body weight 200
Finding out the entire BGP characteristics, as well as when to rely on them, can seem an overwhelming endeavor any time you very first start researching in your BSCI and CCNP tests. Crack this undertaking down into modest pieces, study a single attribute at any given time, and shortly you’ll provide the BGP characteristics mastered.