Huawei
H12-891_V1.0 · Question #311
The IS-IS Level-1 neighbor between R3 and R4 is not established. Based on the information in this image, which of the following is a possible cause?
The correct answer is D. The area codes of R3 and R4 are different. See the full explanation below for the reasoning.
Network Operation and Maintenance and Troubleshooting
Question
The IS-IS Level-1 neighbor between R3 and R4 is not established. Based on the information in this image, which of the following is a possible cause?
Exhibit
Options
- AIIH certification of R3 and R1 failed
- BThe interconnection interface circuit-type of R3 and R4 does not match
- CThe IS-Levels of R3 and R4 do not match
- DThe area codes of R3 and R4 are different
How the community answered
(15 responses)- A7% (1)
- B13% (2)
- D80% (12)
Topics
#IS-IS#Level-1 adjacency#area code#neighbor troubleshooting
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