Which two statements describe characteristics of IPv6 unicast addressing?（）
- A、Global addresses start with 2000::/3.
- B、Link-local addresses start with FE00:/12.
- C、Link-local addresses start with FF00::/10.
- D、There is only one loopback address and it is ::1.
- E、If a global address is assigned to an interface, then that is the only allowable address for the interface.
正确答案:A,D
答案解析:有
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