For my CCIE prep when doing the IE workbooks I had to configure PPPoE with "MD5 authentication" Server side (the old way, we'll see that in details after): (more…)

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Covering the basics, how to set up a MPLS traffic engineering tunnel. In our example I'll be running ISIS as IGP and a 4 routers topology. Diagram Step 1: configure MPLS MPLS configuration is straightforward Globally (more…)

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