Tag Archives: MPLS

Ethernet Bridging on the cheap. Fail. Then Success with OLTV

Intro Some experiments just don’t work out. I became curious about a technology that has various names: ethernet bridging, wide-area VLANs, OTV, L2TP, etc. It looked like it could be done on the cheap, but that didn’t pan out for … Continue reading

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The IT Detective Agency: Two of our sites got cut off!

Intro I sometimes consult for the networking group of a large company. This incident really happened. I don’t know that it could ever happen again to anyone else, but it’s so bizarre that I just had to document it as … Continue reading

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