H12-821

H12-821 practice questions, page 3 of 14, with answer review and explanations.

Question 11

Which of the following routing policy tools can be used to add or delete an AS path?

  1. filter-policy
  2. community-filter
  3. ip-prefix
  4. ip as-path-filter

Question 12

BGP routers establish peer relationships using UDP.

  1. TRUE
  2. FALSE

Question 13

The Hold time in the Open message sent by BGP Peer A is 90s, while that in the Open message sent by Peer B is 30s. What is the interval for sending Keepalive messages after the two peers establish a connection?

  1. No Keepalive messages will be sent
  2. 90s
  3. 10s
  4. 30s

Question 14

According to BGP route selection rules, the route with the largest MED value is preferred.

  1. TRUE
  2. FALSE

Question 15

Which of the following statements regarding authentication in BGP configuration is true?

  1. A pair of BGP peers must use the same plaintext password.
  2. All BGP peers of a router must use the same password.
  3. All the routers in the same AS must use the same password.
  4. A pair of BGP peers must use the same MD5 password.