IP地址211.81.12.129/28的子网掩码可写为()
19 查阅
IP地址211.81.12.129/28的子网掩码可写为()
A.255.255.255.192
B.255.255.255.254
C.255.255.255.240
D.255.255.255.248
参考答案:
IP地址211.81.12.129/28的子网掩码可写为()
A.255.255.255.192
B.255.255.255.254
C.255.255.255.240
D.255.255.255.248
参考答案: