In this scenario, which change would you make to prefer routes from ISP A?

Your BGP router receives routes from two upstream ISPs: ISP A and ISP B.

In this scenario, which change would you make to prefer routes from ISP A?
A . Set the local-preference attribute for all routes received from ISP A to 200 while all routes received from ISP B use the default local-preference value of 100.
B. Prepend the AS path to all routes received from ISP A while all routes received from ISP B use the default AS path value.
C. Change the MED value for all routes received from ISP A to 1 while all routes from ISP B remain configured with no MED value.
D. Set the local-preference attribute for all routes received from ISP A to 50 while all routes received from ISP B use the default local-preference value of 100.

View Answer

Answer: A