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