多项选择题
What are two valid actions for routing policy?（）
A. discard B. next policy C. accept D. ignore
单项选择题 What is the operating system do Juniper Networks MX Series routers use?（）
多项选择题 Which two statements apply when a user has entered private configuration mode by typing configure private? （）
单项选择题 What information does the help reference command provide?（）
