单项选择题
You want to log into the router and make a configuration change.After loggin in as the root user, what is the next command you must enter?（）
A. enable B. configure C. edit D. cli
单项选择题 What is the default export routing policy for EBGP?（）
单项选择题 Referring to the exhibit, which command would you use to add an additional address to the ge-0/0/9 unit 0 interface?（）
多项选择题 What are two valid actions for routing policy?（）
