• Cisco Live US 2017 – The Plan So Far

    Put it on your calendar.  Cisco Live US is June 25 – 29, 2017, in Las Vegas.  This is the largest conference I go to every year, and it’s the highlight of my professional year.  I’ve been going for a few years now and enjoy it for the content and camaraderie.  What are we doing

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  • Cisco Clock Issue – This Is Really Bad

    Check out this advisory from Cisco that came out a couple days ago. I’ll summarize for you : Thanks to a faulty clock signal component, certain Cisco devices will stop functioning after about 18 months and become really expensive bricks! If you read through it, you see phrases like “we expect product failures” and “is…

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  • ASIC Programmability from Barefoot Networks

    Think about the fastest switch in your network and why it’s so fast.

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  • QoS? Really?

    Yes, really. QoS has actually gotten some attention this year. After how many years of living in the dark and being feared by junior and senior engineers alike, we’re seeing some really cool technologies coming out for it.

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  • Cisco Live 2016 – Everything Is Coming Together

    It seems that Cisco Live is about the only thing I blog about in the last…well, few years. At least I’m still writing, even if it is twice a year. 🙂

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  • Cisco Live – The Complaints

    I love going to Cisco Live every year. Without question, it’s my favorite event of the year. It’s a great event with great people and great things to do. With that said, let’s look at what could have been a bit better this year.

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  • Cisco Live 2015 – Helping Others

    This year’s event had the usual stuff that everyone talks about – breakout session, keynotes, exams, Meet the Expert sessions. Cisco stepped outside of technology this year, though, with the theme of helping others.

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  • FEMA and Your Business Continuity Plan

    I passed the ROUTE exam a few days/weeks/months/something ago and decided to pursue certifications of another sort for a while. The wife and I are trying our best to help the community through our ham radio training, so I decided to go down that path a bit further. One thing I was interested in doing…

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  • Summary Post – Methods to Manipulate OSPF Costs

    There are three ways to manipulate the interface cost in OSPF. One is very direct, one changes the presentation of the interface, and the other changes the calculations for every interface.

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  • Summary Post – OSPF Network Statement Order and Matching

    When you configure OSPF network statements, IOS orders them most-specific to least-specific then does a top-to-bottom match of the interfaces. It doesn’t matter which order you put them in, the configuration will always be ordered with the longest prefix matches first. Lab time!

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