单选题How do you enable interface fe-0/0/0 under the [edit protocols isis] level to form both a Level 1 and Level 2 adjacency?（）A set interface fe-0/0/0.0B set interface fe-0/0/0.0 all levelC set interface fe-0/0/0.0 level 3 enableD set interface fe-0/0/0.0
题目
单选题
How do you enable interface fe-0/0/0 under the [edit protocols isis] level to form both a Level 1 and Level 2 adjacency?（）
A
set interface fe-0/0/0.0
B
set interface fe-0/0/0.0 all level
C
set interface fe-0/0/0.0 level 3 enable
D
set interface fe-0/0/0.0 level 1 level 2