Whenever you’re researching for the CCNP certification, Primarily the BSCI Examination, it's essential to get a reliable knowledge of BGP. BGP isn’t only one of the biggest topics about the BSCI exam, it’s amongst the biggest. BGP has a terrific lots of facts that must be mastered for BSCI results, and those of you with 1 eye about the CCIE should study the fundamentals of BGP now so as to Develop on These fundamentals at a later on time.
Path attributes are 먹튀 a unique characteristic of BGP. With inside gateway protocols including OSPF and EIGRP, administrative length is employed for a tiebreaker when two routes to the same vacation spot had different up coming-hop IP addresses but exactly the same prefix duration. BGP works by using route attributes to make this choice.
The very first attribute considered by BGP is pounds. Fat is actually a Cisco-proprietary BGP attribute, so in case you’re Doing the job within a multivendor environment you ought to work with One more attribute to affect path selection.
The burden attribute is important only into the router on which it's changed. In the event you set an increased weight for a particular route as a way to give it desire (a greater fat is most popular about a lessen one), that bodyweight will not be advertised to other routers.
BGP makes use of groups like “transitive”, “non-transitive”, “required”, and “optional” to classify characteristics. Since fat is often a locally important Cisco-proprietary attribute, it doesn't all into any of those categories.
The weight may be transformed on a single route by using a route-map, or it might be established for a special pounds for all routes acquired from the supplied neighbor. To alter the body weight for all incoming routes, use the “fat” choice With all the neighbor command following forming the BGP peer relationships.
R2(config)#router bgp a hundred
R2(config-router)#neighbor 100.one.one.1 remote-as 10
R2(config-router)#neighbor a hundred.one.one.1 pounds 200
Learning every one of the BGP characteristics, as well as when to rely on them, can appear an awesome task after you 1st start learning for your BSCI and CCNP exams. Break this process down into small parts, discover a single attribute at a time, and shortly you’ll provide the BGP attributes mastered.