单项选择题
用户希望三条线路都正常的情况下实现内网用户,访问联通资源走联通,访问教育资源走教育网,其余的流量全部走电信,以下配置正确的是()。
A.自动选路配置route-auto-choose cnc GigabitEthernet 0/258.20.1.1route-auto-choose cernet GigabitEthernet 0/3210.31.1.1默认路由配置ip route 0.0.0.00.0.0.0GigabitEthernet 0/1202.101.1.1ip route 0.0.0.00.0.0.0GigabitEthernet 0/258.20.1.1ip route 0.0.0.00.0.0.0GigabitEhternet 0/3210.31.1.1
B.自动选路配置route-auto-choose cnc 58.20.1.1route-auto-choose cernet 210.31.1.1默认路由配置ip route 0.0.0.00.0.0.0GigabitEthernet 0/1202.101.1.1ip route 0.0.0.00.0.0.0GigabitEthernet 0/258.20.1.1ip route 0.0.0.00.0.0.0GigabitEhternet 0/3210.31.1.1
C.自动选路配置route-auto-choose cnc GigabitEthernet 0/258.20.1.1route-auto-choose cernet GigabitEthernet 0/3210.31.1.1默认路由配置ip route 0.0.0.00.0.0.0GigabitEthernet 0/1
D.自动选路配置route-auto-choose cnc GigabitEthernet 0/258.20.1.1route-auto-choose cernet GigabitEthernet 0/3210.31.1.1默认路由配置ip route 0.0.0.00.0.0.0GigabitEthernet 0/1202.101.1.1ip route 0.0.0.00.0.0.0GigabitEthernet 0/258.20.1.110ip route 0.0.0.00.0.0.0GigabitEhternet 0/3210.31.1.20