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Exam 4A0-113 Topic 10 Question 17 Discussion

Actual exam question for Nokia's 4A0-113 exam
Question #: 17
Topic #: 10
When are virtual links used in OSPF?

Suggested Answer: B Vote an answer

Comprehensive and Detailed Explanation From Exact Extract:
FromNokia 7750 SR OS OSPF Guide - Virtual Links Section:
"A virtual link is used when an area that is not physically connected to area 0 needs to logically connect through another area to maintain OSPF backbone integrity." Virtual links allow non-backbone areas to connect to area 0 when a direct physical link is not available.
OSPF requires that all areas must be logically attached to area 0.
Thus, the correct answer is B.

by Haley at Oct 19, 2025, 01:00 AM

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