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Forum Replies

  1. If you paste your router configs in a reply, we can help you track down what is wrong.

  2. Florian,
    In the case of a point-to-point link, it is always sufficient to specify the outgoing interface. In the case of a broadcast/multi-access interface (like Ethernet), Cisco’s best practice is to specify BOTH the interface AND the next hop IP address. While in most cases, you can get away with using only the next-hop IP, there are a few circumstances where this can result in unexpected behavior. Cisco has a pretty good article explaining how you can get into trouble without specifying both here:


    ... Continue reading in our forum

  3. Hello Said

    As long as you have connectivity between directly connected routers and you’ve installed the remote networks on each router, you should be OK. No additional configuration should be necessary.

    However, keep in mind that if your three routers are connected to each other in a loop, and you have created static routes to all possible networks, you may have created a routing loop.

    I suggest you try to simplify your topology further and try configuring two routers only and have them share their networks. Once you get that working, you can expand to three

    ... Continue reading in our forum

  4. Hello Lazaros,
    Thank you for your valuable reply.
    My lab setup is as follows, I got R1 connected to R2 (in middle) and R2 is connected to R3, no connection is made between R1 and 3 (no loops here) now lets say R1 has networks on fa interface and on S0 —>R2
    R2 has 2 networks and which connects to both R1 and R3
    R3 has similar setup as R1, network on its Fa interface and on S0 -->R2
    R2 have both directly connected networks plus and configured as static routes.
    R1 has a st

    ... Continue reading in our forum

  5. Got it working! my bad, just added a default route on both edge routers and it worked
    Thanks for the help guys.


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