Refer to the diagram. Which OSPF configuration command is required to configure Area 3 as a totally stubby area?
Select the best response.
A.
On the ABR
router ospf 10
area 3 nssa
B.
On the ABR
router ospf 10
area 3 stub
C.
On all Area 3 routers
router ospf 10
area 3 stub no-summary
D.
On all Area 3 routers
router ospf 10
area 3 stub
E.
On the ABR
router ospf 10
area 3 stub no-summary
Answer: E
Explanation
To make an area “totally stubby” we must apply the “area area-id stub no-summary” command on the ABR (the middle router in this case) and area area-id stub” commands to all other routers in that area.
http://www.ccnproute.net/642-902-qa-implement-a-multi-area-ospf-network-26-30.html — has the graphic