Alcatel-Lucent NRS I Composite Exam — Question 4

What are some of the characteristics of BGP? Choose three

Answer options

• A. BGP is an exterior gateway protocol.
• B. BGP routing is based on distance vector.
• C. BGP sends periodic updates to its neighbors.
• D. A router running BGP protocol needs an Autonomous system number

Correct answer: A, B, D

Explanation

The correct answers are A, B, and D because BGP is indeed an exterior gateway protocol, utilizes distance vector principles, and requires an Autonomous System number for operation. Option C is incorrect as BGP does not send periodic updates; it sends updates only when there is a change in the routing information.