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Forum Replies

  1. Hi Rene

    Got a couple of questions - firstly after a while you stopped using the acronym LFA and used LSA instead - are they in fact the same thing? (I keep thinking of the completely unrelated Link State Advertisment when I read that!)

    “When you have multiple possible LSAs, fast reroute has to select one LSA. EIGRP will not just select the “best” (lowest metric) feasible successor but uses some “tie-breakers” to select the best LSA. When you use per-prefix LSA, we have these four attributes:”

    Also, is the tiebreaker “Lowest repair path metric” effectively just

    ... Continue reading in our forum

  2. Hi,
    yes helpful, thanks
    Waiting for your response i closed my GNS3 lab
    When i restarted the lab, R1 gives me this output

    //cdn-forum.networklessons.com/uploads/default/original/2X/2/2cb8d85d4b8fe8385b1600eaa70469614e47eb06.png

    As you can see, R3 became the repair path (instead of R4) as i just closed and restarted the lab
    I don’t understand why this happened, but now this is correct with the theory: R3 is the repair path because of its better metric, and R1 does not know that R2 and R3 are on the same multi-access segment
    But with my platform / IOS, i cant se

    ... Continue reading in our forum

  3. Hello Dominique

    Sometimes GNS3 can behave in this way. It does occasionally occur where some behaviour is strange, but a reboot or a restart of the lab brings about the expected results. Sometimes it just “gets stuck”. It’s one of the quirks of GNS3 that we have to live

    ... Continue reading in our forum

  4. I am using GNS3, what IOS are you using as mine don’t support the command -
    fast-reroute per-prefix all

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