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题目内容 (请给出正确答案)
单选题
下列IPv6地址表示中,错误的是(  )。
A

21AD::D1:0:1/48

B

3D:0:2AA:D0:2F38:1::/64

C

FE80:0:0:0:0:FE:FE80:2A1

D

FE11::70D:BC:0:80:0:0:7CB


参考答案

参考解析
解析:
IPv6地址占128位,使用冒号十六进制记法,它把每个16位的值用十六进制值表示,各值之间用冒号分隔。在十六进制记法中,允许把数字前面的0省略。冒号十六进制记法可以允许零压缩,即一连串连续的零可以为一对冒号所取代,为了保证零压缩有一个不含混的解释,规定在任一地址中只能使用一次零压缩。冒号十六进制记法可结合使用点分十进制记法的后缀。IPv6不支持子网掩码,它只支持前缀长度表示法。D项,该表示形式已有8个位段,没有全0位段压缩,不应该使用双冒号::。
更多 “单选题下列IPv6地址表示中,错误的是(  )。A 21AD::D1:0:1/48B 3D:0:2AA:D0:2F38:1::/64C FE80:0:0:0:0:FE:FE80:2A1D FE11::70D:BC:0:80:0:0:7CB” 相关考题
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考题 下面对IPv6地址FE80:0:0:0801:FE:0:0:04A1的简化表示中,错误的是( )A) FE8::801:FE:0:0:04A1B) FE80::801:FE:0:0:04A1C) FE80:0:0:801:FE::04A1D) FE80:0:0:801:FE::4A1

考题 下列对IPv6地址的表示中,错误的是A)::50D:BC:0:0:03DAB)FE23::0:45:03/48C)FE23:0:0:050D:BC::03DAD)FF34:42:BC::0:50F:21:0:03D

考题 在IPv6地址“0FE0:0:09A::FE80”中,双冒号“::”之间被压缩0的位数为(8)。A.32B.48C.64D.80

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考题 下列IPv6地址表示中,错误的是()A.21DA::D1:0:1/48B.3D:0:2AA:D0:2F3B:1::/64C.FE80:0:0:0:0:FE:FE80:2A1D.FE11::70D:BC:0:80:0:0:7CB

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考题 下列对IPv6地址FE23:O:0:050D:BC:0:0:03DA的简化表示中,错误的是( )。A.FE23::50D:BC:0:0:03DAB.FE23:0:0:050D:BC::03DAC.FE23:0:0:50D:BC::03DAD.FE23:-50D:BC::03DA

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考题 Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router.Which of the following could be the link local address of R1‘s interface S0/0?()A. FEA0::200:FF:FE11:0B. FE80::200:FF:FE11:1111C. FE80::0213:19FF:FE7B:0:1D. FEB0::211:11FF:FE11: 1111

考题 Which of the following is the shortest valid abbreviation for FE80:0000:0000:0000:0010:0000:0000:0123?() A. FE80::10::123B. FE8::1::123C. FE80:0:0:0:10::123D. FE80::10:0:0:123

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考题 下列对IPv6地址FE23:0:0:050D:BC:0:0:03DA的简化表示中,错误的是______。A.FE23::50D:BC:0:0:03DAB.FE23:0:0:050D:BC::03DAC.FE23:0:0:50D:BC::03DAD.FE23::50D:BC::03DA

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考题 多选题Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?() interface f0/0 ipv6 address 2345:0:0:8::1/64A2345:0:0:8::1B2345:0:0:8:0:FF:FE11:1111CFE80::8:0:FF:FE11:1111DFE80:0:0:8::1

考题 单选题下列对IPv6地址FE80:0:0:0801:FE:0:0:04A1的简化表示中,错误的是(  )。A FE8::801:FE:0:0:04A1B FE80::801:FE:0:0:04A1C FE80:0:0:801:FE::04A1D FE80:0:0:801:FE::4A1

考题 单选题下列IPv6地址表示中,错误的是(  )。A 21DA::D1:0:1/48B 3D:0:2AA:D0:2F38:1::/64C FE80:0:0:0:0:FE:FE80:2A1D FE11::70D:BC:0:80:0:0:7CB

考题 单选题Which of the following is the shortest valid abbreviation for FE80:0000:0000:0000:0010:0000:0000:0123?()A FE80::10::123B FE8::1::123C FE80:0:0:0:10::123D FE80::10:0:0:123