以下关于IPv6地址的说法中，错误的是（）。
- A.IPv6采用冒号十六进制，长度为128比特
- B.IPv6在进行地址压缩时双冒号可以使用多次
- C.IPv6地址中多个相邻的全零分段可以用双冒号表示
- D.IPv6地址各分段开头的0可以省略
正确答案及解析
正确答案
解析
IPv6中双冒号只能用一次。
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