MISC Flashcards

1
Q

146.64.127.7 子网掩码 255.255.255.0 ,

求网络号,子网号,主机号

A
  1. 255.255.0的二进制为11111111,11111111,11111111,00000000
  2. 64.127.7 AND 255.255.255.0 =146.64.127.0 //这一步去掉了主机号,这样主机号也确定了,是7

由于128<146<191,所以这是B类地址,所以
网络号为146.64
子网号为127

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2
Q

192.168.1.0/24,请解释

A

24表示子网掩码,即
11111111,11111111,11111111,00000000

191<192<223,所以这是C类地址,网络号为192.168.1

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