Cisco ENCOR Practice Exam 2026 – All-in-One Comprehensive Guide to Mastering Enterprise Network Core Technologies!

The Loc-RIB (Local Routing Information Base) table in BGP (Border Gateway Protocol) plays a crucial role in managing routing information. Its primary function is to store locally originated Network Layer Reachability Information (NLRIs) as well as NLRIs received from BGP peers. By maintaining this information, the Loc-RIB allows a router to make informed decisions regarding route selection and forwarding based on the current network topology, policies, and the attributes of the received routes.

This local storage ensures that the router has quick access to the best paths available for forwarding traffic, allowing it to effectively implement BGP's decision-making process. The information in the Loc-RIB is essential for maintaining routing consistency and for ensuring that the router only advertises the most appropriate routes to its peers.

The other options do not accurately describe the function of the Loc-RIB. While adjacencies are important for BGP operation, they are managed by different components in the BGP process. Routes received only from neighbors may not consider the full context of locally originated NLRIs or the specific characteristics of received paths. Likewise, archiving all route updates does not specifically capture the precise function of storing local and peer-originated routes, which is the direct responsibility of the