多项选择题
A.There are four types of IPv6 addresses: unicast, multicast, anycast, and broadcast.
B.A single interface may be assigned multiple IPv6 addresses of any type.
C.Every IPv6 interface contains at least one loopback address.
D.The first 64 bits represent the dynamically created interface ID.
E.Leading zeros in an IPv6 16 bit hexadecimal field are mandatory.
单项选择题 Refer to the exhibit. When running OSPF, What would cause router A not to form an adjacency with router B?（）
单项选择题 Refer to the exhibit.What is the reason that the interface status is “administratively down,line protocol down”?（）
单项选择题 Refer to the exhibit.What is the effect of the configuration that is shown?（）