An organization is using a link state routing that is not dependent on IP addressing .Which action enable information across area boundaries in this organization ?
A.
Assign level 1 router interface
B.
Assign level 1 routers to different areas
C.
Assign level 2 router interface to the backbone area
D.
Assign level 2 router to different areas
E.
Assign level 2 router interface to different area