单项选择题
A.100B.80C.1000D.21
A.show running-configB.show configC.show versionD.show data
A.ip address 192.168.1.1255.255.255.0B.ip 192.168.1.1netmask 255.255.255.0C.ip address 192.168.1.124D.ip address 192.168.1.0255.255.255.0
A.目标网络地址B.目标网络掩码C.下一跳地址D.设备类型
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