Network traffic analysis in a virtualized environment
David Davis Over the years, network administrators have come up with tried-and-true methods for analyzing and troubleshooting the physical network, using SNMP and NetFlow for data collection or protocol analyzers to look at raw network frames and packets. But what happens now that we've moved into the era of virtual networks? The good news is that existing network traffic analysis strategies can be used in virtual networks with just a few small differences. Virtual networks are not so different Virtual networks work …
IT Management: Moving from Plan-Build-Run to Demand-Supply-Execute
Posted on May 22, 2012 by Charlie Betz I want to outline briefly some ideas I’ve had recently about our fundamental models for understanding IT management. In 1968, Melvin Conway proposed an insightful law , basically stating that our systems are copies of our communication structure (how we interact as human beings). And while this law is often applied in discussions of computer program structure, his intent was broader, including any human created system. In the broad system of IT management, we often hear of th…
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