Category Archives: Uncategorized

SDN Quick and Dirty First Steps

So I just attended Cisco Live in San Diego, and for the second year in a row, the buzz is all about SDN (Software Defined Networking).  This can mean a lot of things, kind of like “cloud computing”;  what is … Continue reading

Posted in Uncategorized | Tagged , , , | Leave a comment

How to open / close your automatic gate opener with your smart phone

I dabble in all sorts of technical fields and in my capacity as an engineer for Gatekeeper Ltd, I developed the OSM-1 (think Open Says Me).   The OSM-1 device allows you to open or close your automatic gate opener, … Continue reading

Posted in Uncategorized | Tagged , , , , , , , | Leave a comment

How did this jumbo packet get here?

So recently I was asked to explain why we had jumbo packets on the network when we don’t have jumbo enabled on either our network devices or hosts.  Good question.   It says clearly that it is 2974 bytes on … Continue reading

Posted in Uncategorized | Leave a comment

How to setup FCoE on Dell R710 Servers with X520 card using the Nexus 1000v

FCoE works well enough if you are deploying on a UCS or other blade server that is officially supported.  However it can get a bit interesting trying to get it to work on a general purpose server.  Here is my … Continue reading

Posted in network, Uncategorized | Tagged , , , , , | Leave a comment

Nexus VRF route confusion

Here is something that confuses more than a couple people on the Nexus platform. You might think that because the IOS/XE command to create a default route in your management VRF is: ip route  vrf management 0.0.0.0 0.0.0.0 192.168.1.1 That … Continue reading

Posted in network, Uncategorized | Tagged , , | Leave a comment

FCoE and FP ?

I had a little trouble tracking down the answer to what I thought was a simple question so I thought I would post it for anyone “googling” The question was “Does FCoE work with fabric path?”  Specifically my question was … Continue reading

Posted in network, Uncategorized | Leave a comment

Multicast Traffic over an Encrypted OTV Unicast Transport on the CSR

I set out trying to create a way to funnel multicast traffic from various back end networks to a remote facility without creating a bunch of very special new interfaces at the remote facility.  OTV seems like the perfect technology … Continue reading

Posted in Uncategorized | Leave a comment

The joys of 3D printing

Normally I only post IT related stuff to this blog, but recently I was able to use my 3D printer to fix something that was very difficult to fix just a few years ago.  My Dodge Ram 1500 cup holder … Continue reading

Posted in Uncategorized | Tagged , , , | Leave a comment

How to configure NAT for Xen virtual machines on OpenSuse 13

I was recently asked to help someone configure NAT for VMs running on Xen with OpenSuse 13.  I don’t have a ton of experience with Xen, but I must say this was much more difficult than I anticipated.  I believe … Continue reading

Posted in Linux, Uncategorized | Tagged , , , , , , , | Leave a comment

File Synchonization that works 2/2

What I’m going to show you how to do today is fix a couple of business problems with CloudStation.   We’ll be using two applications, Quickbooks and NeatWorks. Businesses that use QuickBoooks have started using hosted QuickBooks because it allows them … Continue reading

Posted in Uncategorized | Leave a comment