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IP地址分类,贺燕西安市田家炳中学,IP地址分类,IP地址共分为五类A类、B类、C类、D类和E类,网络号,主机号,00000000,00000000,00000000,11111111,11111111,11111111,0000000,0,0,1111111,0,0,0,0,127,255,255,255,A类地址范围:1.0.0.1-126.255.255.254,A类地址,网络号,主机号,00000000,00000000,00000000,11111111,11111111,11111111,000000,10,10,111111,128,0,0,0,191,255,255,255,B类地址范围:128.0.0.1-191.255.255.254,B类地址,网络号,主机号,00000000,00000000,00000000,11111111,11111111,11111111,00000,110,110,11111,192,0,0,0,223,255,255,255,C类地址范围:192.0.0.1-223.255.255.254,C类地址,