When you’re learning to the CCNP certification, especially the BSCI Test, you have to acquire a reliable idea of BGP. BGP isn’t just one of the biggest subjects over the BSCI exam, it’s one among the largest. BGP has a terrific numerous information that have to be mastered for BSCI success, and those of you with 1 eye on the CCIE must discover the basics of BGP now as a way to Make on Individuals fundamentals in a afterwards time.
Route characteristics are a singular attribute of BGP. With inside gateway protocols for example OSPF and EIGRP, administrative distance is utilized for a tiebreaker when two routes to a similar location experienced different future-hop IP addresses but exactly the same prefix size. BGP uses route characteristics for making 먹튀 this selection.
The main attribute viewed as by BGP is pounds. Pounds is really a Cisco-proprietary BGP attribute, so if you’re Performing inside a multivendor ecosystem you'll want to perform with A different attribute to influence route variety.
The load attribute is significant only to the router on which it is actually improved. Should you established a higher pounds for a certain route in order to give it preference (the next bodyweight is desired about a reduced just one), that fat is just not marketed to other routers.
BGP employs groups for example “transitive”, “non-transitive”, “obligatory”, and “optional” to classify characteristics. Considering the fact that body weight is a domestically major Cisco-proprietary attribute, it doesn't all into any of these types.
The burden is usually adjusted on only one route by using a route-map, or it might be established for a unique weight for all routes obtained from a specified neighbor. To alter the pounds for all incoming routes, make use of the “weight” option with the neighbor command immediately after forming the BGP peer relationships.
R2(config)#router bgp a hundred
R2(config-router)#neighbor a hundred.1.1.1 remote-as 10
R2(config-router)#neighbor 100.1.1.one excess weight two hundred
Learning each of the BGP attributes, as well as when to utilize them, can feel an awesome process when you 1st begin learning in your BSCI and CCNP tests. Break this job down into compact areas, study one attribute at any given time, and soon you’ll contain the BGP attributes mastered.