BGP اسئلة واجوبة المقابلات
سؤال 16. What is the AS_PATH attribute in BGP?
The AS_PATH attribute is used to track the autonomous systems that a route has traversed. It helps prevent routing loops.
سؤال 17. How does BGP select the best route?
BGP uses the BGP decision process, which considers factors like the highest weight, local preference, AS_PATH length, origin type, and the router ID to select the best route.
سؤال 18. Explain BGP route aggregation.
BGP route aggregation involves combining multiple IP prefixes into a single, summarized route. It helps reduce the size of the routing table.
سؤال 19. What is the purpose of the NEXT_HOP attribute in BGP?
The NEXT_HOP attribute in BGP specifies the next-hop IP address that should be used to reach the destination specified in the BGP route.
سؤال 20. What is BGP synchronization?
BGP synchronization is a mechanism that ensures that routes learned from iBGP peers are not used until they are synchronized with an IGP (Interior Gateway Protocol) in the same AS.
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