单项选择题
Which of the following routing protocols runs over UDP and determines path based upon distancevectors?（）
A.RIP B.DSI C.BGP D.IS-IS
单项选择题 Which of the following is a disadvantage of using the EIGRP protocol?（）
单项选择题 Which of the following documents should always be kept up-to-date after any major changes aremade to a network backbone?（）
单项选择题 Which of the following has a MAXIMUM distance of 300 meters (984 feet)?（）
