单项选择题
A. 2000::1:1234:5678:9ABC
B. FD80::1:1234:5678:9ABC
C. FE80::1:1234:5678:9ABC
D. FF80::1:1234:5678:9ABC
单项选择题 Which of the following is helpful to allow an IPv6 host to learn the IP address of a default gateway on its subnet?（）
多项选择题 Which of the following answers lists either a protocol or function that can be used by a host to dynamically learn its own IPv6 address?（）
单项选择题 An ISP has assigned prefix 3000:1234:5678::/48 to Company1. Which of the following terms would typically be used to describe this type of public IPv6 prefix?（）