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Forum Replies

  1. Hi Rene,

    I would like to know if I’ll be able to see in the show ip ospf database the type 4 LSA? I can’t seem to see it? All I can see is the router link, network link, summary link for inter-area and type 5 for redistributed routes into OSPF…


  2. This was helpful. Thank you!

  3. Hello Mike

    Type 2 LSAs are sent by DRs to all DROTHER (non-DR and non-BDR) routers in a multiaccess network. A multiaccess network is one where you can have multiple routers connected to the same network segment such as in the following topology:


    Such a topology requires the election of a DR and a BDR. A DR will accept all Type 1 LSAs from other routers within the specific broadcast domain (not the area mind you but the broadcast domain). It will then co

    ... Continue reading in our forum

  4. Thank you very much!

  5. Hi Rene,

    I think I found small typo in section “Let me summarize the LSA types for you:”
    “Type 7 – External LSA: also known as not-so-stubby-area (NSSA) LSA: As you can see area 1 is a NSSA (not-so-stubby-area) which doesn’t allow external LSAs (type 5). To overcome this issue we are generating type 7 LSAs instead.”

    On drawing NSSA its area 2 :wink:

    Best regards,

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