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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 c

    ... 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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