单项选择题
Which of these represents an IPv6 link-local address？（）
A.FE08：：280e：611：a：f14f：3d69 B.FE81：：280f：512b：e14f：3d69 C.FE80：：380e：611a：e14f：3d69 D.FEFE：0345：5f1b：：e14d：3d69
多项选择题 Which two statements about static NAT translations are true？（）
单项选择题 Which IPsec security protocol should be used when confidentiality is required？（）
单项选择题 Wich command can you use to manually assign a static IPV6 address to a router interface?（）
