R1 does not form an OSPF neighbor adjacency with R2. Which option would fix the issue?
A. R2 ethernet0/1 and R3 ethernet0/0 are configured with a non-default OSPF hello interval of 25; configure no ip ospf hello-interval 25.
B. R1 ethernet0/1 is shutdown. Configure the no shutdown command.
C. Enable OSPF for R1 ethernet0/l; configure ip ospf 1 area 0 command under ethernet0/1.
D. R1 ethernet0/l configured with a non-default OSPF hello interval of 25; configure no ip ospf hello- interval 25.
Answer:D
R1 does not form an OSPF neighbor adjacency with R2. Which option would fix the issue?
A. R2 ethernet0/1 and R3 ethernet0/0 are configured with a non-default OSPF hello interval of 25; configure no ip ospf hello-interval 25. B. R1 ethernet0/1 is shutdown. Configure the no shutdown command. C. Enable OSPF for R1 ethernet0/l; configure ip ospf 1 area 0 command under ethernet0/1. D. R1 ethernet0/l configured with a non-default OSPF hello interval of 25; configure no ip ospf hello- interval 25.
Explanation: Explanation/Reference: