If you’re studying for that CCNP certification, Particularly the BSCI Examination, it's essential to gain a sound understanding of BGP. BGP isn’t only one of the biggest matters to the BSCI exam, it’s among the largest. BGP has an excellent several facts that 먹튀 need to be mastered for BSCI results, and those of you with just one eye over the CCIE have to understand the basics of BGP now as a way to Establish on All those fundamentals in a later time.
Route characteristics are a singular characteristic of BGP. With interior gateway protocols like OSPF and EIGRP, administrative distance is utilised being a tiebreaker when two routes to precisely the same vacation spot experienced distinct next-hop IP addresses but exactly the same prefix length. BGP uses path attributes to produce this option.
The first attribute regarded by BGP is excess weight. Excess weight is usually a Cisco-proprietary BGP attribute, so when you’re Performing inside of a multivendor setting you ought to function with A further attribute to impact route selection.
The load attribute is significant only on the router on which it is altered. If you set a higher pounds for a selected route as a way to give it choice (a greater fat is desired about a decrease 1), that pounds will not be advertised to other routers.
BGP utilizes categories including “transitive”, “non-transitive”, “obligatory”, and “optional” to classify attributes. Considering that pounds is a locally significant Cisco-proprietary attribute, it does not all into any of these categories.
The burden can be transformed on a single route via a route-map, or it can be established for a distinct bodyweight for all routes acquired from a offered neighbor. To change the bodyweight for all incoming routes, use the “body weight” selection Together with the neighbor command after forming the BGP peer relationships.
R2(config)#router bgp a hundred
R2(config-router)#neighbor 100.one.1.1 remote-as ten
R2(config-router)#neighbor 100.1.one.one weight 200
Learning most of the BGP attributes, as well as when to make use of them, can seem an amazing endeavor if you to start with start off researching for the BSCI and CCNP tests. Break this process down into little elements, understand 1 attribute at a time, and soon you’ll provide the BGP attributes mastered.