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Tag Archives: Spanning Tree Protocol (STP)
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TRILL Q&A: Decisions, Decisions, Decisions

Our recent post on TRILL and SPB standards sparked some interesting questions from reader Chris Young, a Solutions Architect at Hewlett-Packard, particularly around the decision process. Others may have the same curiosity, so here’s my take on the situation. Continue reading
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Ethernet Fabric 101 Q&A Series: Part Two – Standards: TRILL and SPB

In Brocade’s recent Ethernet Fabric 101 workshops in San Diego and Austin, participants’ chatter around standards TRILL (Transparent Interconnection of Lots of Links) and SPB (Shortest Path Bridging) lead us to answer some crucial question in our latest installment of the Ethernet Fabric 101 Q&A Series. We’ve recapped the discussion and provided answers to their questions that you may be asking yourselves as well. Continue reading
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The Ghost of TRILL Past, and Other Figments

Last week I wrote a post about my thoughts after an informal talk that Radia Perlman gave at Brocade. I had a bunch of thoughts during and immediately after she spoke, but the more interesting questions came several hours afterwards. Bear with me as I share these questions and (in honor of unconfirmed or semi-hypothetical things) speculate a bit. Continue reading
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Ethernet Fabric vs. FabricPath vs. QFabric vs. Your Mother’s Kitchen Sink
I don’t know about you but I feel empathy for customers seeing these terms and acronyms flying around. For example, take the Network World article John Oltsik wrote back in April titled, “Trill? SPB? FabricPath? QFabric? Flat Network…
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What Can You Use When You Weave an Ethernet Fabric?

It’s worthwhile to look under the covers and see what technologies exist to remove Spanning Tree protocol (STP) while providing multi-path connectivity in the fabric interconnect.
These are key goals of an Ethernet fabric. In general, there are two…
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