350-501 · Question #157
Refer to the exhibit. Which configuration must be implemented on router R8 so that it will establish OSPF adjacency with R5? R5#show run | s router ospf router ospf 1 router-id 172.16.0.5 network…
The correct answer is A. router ospf 1. To establish OSPF adjacency, router R8 must initiate an OSPF routing process with the same process ID as R5 and ensure its interface is configured for the matching OSPF area and network type.
Question
Refer to the exhibit. Which configuration must be implemented on router R8 so that it will establish OSPF adjacency with R5? R5#show run | s router ospf router ospf 1 router-id 172.16.0.5 network 192.168.0.0 0.0.63.255 area 0 R5#show run int GigabitEthernet1.58 Building configuration.... Current configuration: 245 bytes interface GigabitEthernet1.58 description LINK TO R8 Gi1.58 encapsulation dot1Q 58 ip address 192.168.58.5 255.255.255.0 ip mtu 1600 ip ospf network point-to-point ip ospf 1 area 0.0.0.2 end
Options
- Arouter ospf 1
- Crouter ospf 1
- Drouter ospf 1
How the community answered
(23 responses)- A83% (19)
- C13% (3)
- D4% (1)
Why each option
To establish OSPF adjacency, router R8 must initiate an OSPF routing process with the same process ID as R5 and ensure its interface is configured for the matching OSPF area and network type.
The command `router ospf 1` initiates OSPF routing process 1 on R8. This is a fundamental step to enable OSPF on the router and allows for subsequent configuration of network statements or interface-level OSPF commands that will match R5's interface, which is configured for OSPF process 1 in area 0.0.0.2 with a point-to-point network type.
This choice is identical to the correct answer A, but only one option can be designated as correct in a single-choice question.
This choice is identical to the correct answer A, but only one option can be designated as correct in a single-choice question.
Concept tested: OSPF router configuration for adjacency
Source: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_ospf/configuration/15-mt/iro-15-mt-book/iro-cfg-ospf.html
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