● 客户机通过代理服务器 Server 访问Internet 的连接方式如下图所示。在Linux 操作 系统中,为代理
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A .ifconfig –up eth1 192.168.0.1/24
B.ifconfig eth1 192.168.0.1 255.255.255.0 up
C.ifconfig eth1 192.168.0.1 up netmask 255.255.255.0
D.ifconfig 192.168.0.1/24 eth1 netmask 255.255.255.0 up
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A .route add default 192.168.0.1
B.route add up 192.168.0.1
C.route add –net 0.0.0.0/32 gw 192.168.0.1
D.route add –host 192.168.0.100/24 gw 192.168.0.1
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A .reboot
B .shutdown
C.init 0
D.poweroff
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A .resolv
B .ping
C .nslookup
D .testdns