Which three elements must be used when you configure a router interface for vlan trunking?

admin2019-04-08  14

问题 Which three elements must be used when you configure a router interface for vlan trunking?

选项 A、        one IP network or subnetwork for each subinterface
B、        subinterface numbering that matches vlan tages
C、        subinterface encapsulation identifiers that match vlan tags
D、        a management domain for each subinterface
E、        one subinterface per vlan

答案A,C,E

解析 考察单臂路由的设置
A一个网络或子网对应一个子接口,正确;
B子接口号必须和vlan号一样,不正确;
C子接口封装标识符必须和vlan号一样,正确;
D每一个子接口需要一个管理域,不正确;
E一个子接口对应一个vlan,正确。
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