某校园网采用RIPv1路由协议,通过一台Cisco路由器R1互连2个子网,地址分别为213.33.56.0和213.33.56.128,掩码为255.255.255.128,并要求过滤g0/1接口输出的路由更新信息。那么R1正确的路由协议配置是()。
A.Router (config) #access-list 12 deny any
Router (config) #router rip
Router (config-router) #distribute-list 12 in g0/1
Router (config-router) #network 213.33.56.0
B.Router (config) #router rip
Router (config-router) #passive-interface g0/1
Router (config-router) #network 213.33.56.0 255.255.255.128
Router (config-router) #network 213.33.56.128 255.255.255.128
C.Router (config) #router rip
Router (config-router) #passive-interface g0/1
Router (config-router) #network 213.33.56.0
D.Router (config) #passive-interface g0/1
Router (config) #router rip
Router (config-router) #network 213.33.56.0