多项选择题
A.RouterA received a hello packet with mismatched metric-calculation mechanisms
B.RouterA received a hello packet with mismatched authentication parameters
C.RouterA will form an adjacency with RouterB
D.RouterA received a hello packet with mismatched autonomous system numbers
E.RouterA received a hello packet with mismatched hello timers
F.RouterA will not form an adjacency with RouterB
单项选择题 The following command was issued on Router 2： Given the above output shown above， which statement is true？（）
单项选择题 The EIGRP network is displayed in the following topology diagram： You work as a network technician. Study the exhibits carefully. If the command "variance 3" wasadded to the EIGRP configuration of R5， which path or paths would be chosen to route traffic fromR5 to network X？（）
单项选择题 PassGuide has a BGP network and a BGP route of 197.22.129.0/24 that should be propagated to all of the devices. The route is currently not in any of the routing tables. The PassGuide administrator determines that an access list is the cause of the problem. The administrator changes the access list to allow this route, but the route still doesnot appear in any of the routing tables. What should be done to propagate this route（）
