Do we need a Virtual Link in OSPF when a Stub Area is present?
If there’s a Stub(Stub, Totally Stubby, NSSA, or Totally NSSA) area in the middle and we want to set up a Virtual link. A Virtual link…
Do we need a Virtual Link in OSPF when a Stub Area is present?

If there’s a Stub(Stub, Totally Stubby, NSSA, or Totally NSSA) area in the middle and we want to set up a Virtual link. A Virtual link needs Type-4 and Type-5 LSA to go through a transit area, but Stub areas block these LSAs, which means we can’t set up a Virtual link in Stub areas.
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- post_id
- b14ecc4a3d41
- slug
- do-we-need-a-virtual-link-in-ospf-when-a-stub-area-is-present-b14ecc4a3d41
- url
- https://medium.com/@ankushtayade_12413/do-we-need-a-virtual-link-in-ospf-when-a-stub-area-is-present-b14ecc4a3d41
- canonical_url
- https://medium.com/@ankushtayade_12413/do-we-need-a-virtual-link-in-ospf-when-a-stub-area-is-present-b14ecc4a3d41
- author_url
- https://medium.com/@ankushtayade_12413
- status
- ok
- fetched_at
- 2026-06-20 20:29:01