Varrow Blogs

First, if your interested in the new Cisco UCS blade system and haven’t checked out the Varrow channel on YouTube lately, you should.  We’ve added several new videos from a customer while doing their UCS install.  Pretty neat stuff.
Just finished up another video for our collection.  This one walks you through configuring Fibre Channel over [...]

For those of you who have made the jump to Cisco Nexus or FCoE you are probably already familiar with what a CNA adapter is and have them installed in your servers.  For those of you not yet familiar with the technology, just think of it as the next generation of HBA that allows you [...]

Lately I’ve been talking with a lot of people deploying the Nexus 1000v in to their environment.  The question always comes up about doing a complete migration to it and what needs to be done.  It’s pretty simple, but if you miss some things, like I did the first time, it won’t work and you’ll [...]

So I hit a bug the other day with the Cisco Nexus 1000v and thought I’d spread the word, just in case….  My setup was an ESX farm using Generation 1 Emulex CNAs.  Since you can’t do a standard vPC with Gen 1 cards (known limitation…not a problem with Gen 2) I was using vPC-HM [...]

We’ve been working with the Nexus 5Ks a good bit lately and they are just cool, no two ways about it.  One really nice feature that the Nexus 5000 and 7000 support is vPC, or virtual port-channels.  Take note that support for vPC is new on the 5K and you’ll need at least version 4.1(3)N1(1) [...]