单项选择题
A. Route 1 is the best route.
B. Route 2 is the best route.
C. The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers .
D. Neither route is considered best.
单项选择题 Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a longer AS_Path Length, bigger MED, bigger Weight, and smaller Loca l PreferencE. Which of the following is true about Router R1s choice of best path for this prefix?（）
单项选择题 An engineer is preparing an implementation plan in which the configuration needs to influence BGPs choice of best path. Which of the following is least likely to be used by the configuration in this imple mentation plan?（）
多项选择题 Which of the following commands causes a router to bring down BGP neighbor relationships?（）