Cisco Certified Network Associate (200-301 CCNA) – Question483


Refer to the exhibit. The network engineer is configuring router R2 as a replacement router on the network.
After the initial configuration is applied, it is determined that R2 failed to show R1 as a neighbor. Which configuration must be applied to R2 to complete the OSPF configuration and enable it to establish the neighbor relationship with R1?

A. R2(config)#router ospf 1
R2(config-router)#network 192.168.1.0 255.255.255.0 area 2
B. R2(config)#interface g0/0/0
R2(config-if)#ip ospf hello-interval 10
C. R2(config)#interface g0/0/0
R2(config-if)#ip ospf dead-interval 40
D. R2(config)#router ospf 1
R2(config-router)#router-id 192.168.1.2

Correct Answer: C

Explanation:

Explanation:
For OSPF the hello and dead timers must match to become neighbors. R1 is configured with a dead time of 40 seconds, while R2 is set to 45 seconds.