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[主观题]
局域网的网络地址192.168.1.0/24,局域网络连接其它网络的网关地址是192.168.1.1主机192.168.1.20访问172.16.1.0/24网络时,其路由设置正确的是()。
A、routeadd-net192.168.1.0gw192.168.1.1netmask255.255.255.0metric
B、routeadd-net172.16.1.0gw192.168.1.1netmask255.255.255.0metric
C、routeadd-net172.16.1.0gw172.16.1.1netmask255.255.255.0metric
D、routeadddefault192.168.1.0netmask172.168.1.1metric
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