Which recommendation applies to OSPF in the data center core?
A.
Do not permit route distribution with RHI.
B.
Run OSPF on all VLANs to reduce convergence time.
C.
Adjust OSPF reference bandwidth for VLANs with 10-Gigabit Ethernet links.
D.
Advertise all routes into a NSSA and summarize default routes out.
Explanation: