What is causing the problem?
A. There is an OSPF hello and dead interval mismatch.
B. There is a missing network command in the OSPF process on R5.
C. There is a PPP authentication issue; a password mismatch.
D. There is an area ID mismatch.
Answer:A
What is causing the problem?
A. There is an OSPF hello and dead interval mismatch. B. There is a missing network command in the OSPF process on R5. C. There is a PPP authentication issue; a password mismatch. D. There is an area ID mismatch.
Explanation: Explanation/Reference: