Monthly Archives: October 2012

Brocade on SDN, Openflow

A couple of weeks ago at Network Field Day 4, I had the opportunity to visit the offices of Brocade and see various presentations and demonstrations. What really hit me was that the trend toward FC alternatives really places this … Continue reading

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Comparing PVLAN to PVLAN Edge

A couple of weeks ago I wrote an article about the PVLAN Edge, or “switchport protected”, feature of Cisco switches. This feature is simple to understand and configure. This feature is like the little brother of the more fully featured … Continue reading

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Monitoring the “Un-monitorable” with Opengear

Have you ever wanted to monitor something that wasn’t designed to be monitored? Maybe you need to snap a picture of someone when they open a cabinet. Perhaps there is a need to monitor an environmental element in the desert … Continue reading

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Technology Hotspots in the USA

I often hear questions about finding jobs in the US and where the technology hotspots are. Since I have worked mostly outside of the areas which are considered hot, I’ve always struggled to give an account for where I consider … Continue reading

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Networking Field Day 4, Final Thoughts

For those who have followed @packetu on twitter, it’s pretty hard to miss the fact that I was part of a special event this week. This week I attended a GestaltIT Tech Field Day Event as a delegate. Specifically, this … Continue reading

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Statseeker — Does it Fit Your Organization?

Yesterday I had the opportunity of being part of a Statseeker presentation. For those who haven’t heard of this organization, Statseeker offers a single server solution for monitoring very large scale networks. To put things into perspective, they have single … Continue reading

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Understanding PVLAN Edge

One of the topics that often comes up when talking about layer 2 security is the concept of Private VLANs. Private VLANs are basically a way to group hosts and control traffic inside a single broadcast domain. Although Private VLANs … Continue reading

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Networking Field Day 4 — Next Week’s Agenda

PacketU will be participating in next week’s Network Field Day. The goal is to participate in vendor presentations, gauge the direction of the industry, and learn a lot of cool new stuff. The presentation schedule is listed below, as well as the delegate … Continue reading

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Failure to Communicate

A few weeks ago, I was evaluating a network management product. Going through the typical download routine, I had to provide all the information so company X could market to me. As a result, I immediately started receiving phone calls … Continue reading

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Acronyms of the CCNA Security Part 5 — VPN Terms

This article is part 5 and the final installment of a series that describe the the acronyms that are likely found in a student’s CCNA Security studies. This article addresses the acronyms that are relevant to Virtual Private Networks.  3DES … Continue reading

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The Low Down on “security password min-length”

Although it is a trivial command, I wanted to sort of take a deep dive into how the “security passwords min-length” actually works. I had some hypothesis and preconceptions that I wanted to prove or disprove. Specifically, I wanted to … Continue reading

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