Posts Tagged geeky

Troubleshooting Common Networking Problems with Wireshark, Pt. 4: Application Layer Inspection Problems

Author’s Note: This is the fourth part in a six-part series about finding and solving many networking anomalies using the Wireshark network protocol analyzer. If you are new to the series, you can find part 1 here, and the whole series here.Application layer inspection refers to a technique employed by many firewalls and some routers […]

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Troubleshooting Common Networking Problems with Wireshark, Pt. 3: MTU Problems

Author’s Note: This is the third part in a six-part series about finding and solving many networking anomalies using the Wireshark network protocol analyzer. If you are new to the series, you can find part 1 here, and the whole series here.Maximum Transmission Unit (MTU) problems are still one of the most common calls received […]

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The American Scholar: A New Theory of the Universe – Robert Lanza

This is without a doubt one of the more interesting articles I’ve read recently, intersecting nicely with my own thoughts on the nature of existence. Taking the position of Devil’s Advocate briefly, I will say that I believe most scientists shy away from this type of outlook (the Anthropic Principle in general) not because of […]

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Troubleshooting Common Networking Problems with Wireshark, Pt. 2: TCP Retransmissions

Author’s Note: This is the second part in a six-part series about finding and solving many networking anomalies using the Wireshark network protocol analyzer. If you are new to the series, you can find part 1 here, and the whole series here. TCP Retransmissions in traces are a very common problem. And while TCP retransmissions […]

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Troubleshooting Common Networking Problems with Wireshark, Pt. 1: TCP Checksum Incorrect ‘Error’

Author’s Note: This is the first part in a six-part series about finding and solving many networking anomalies using the Wireshark network protocol analyzer. I originally wrote these for the Microsoft Enterprise Networking team back when I worked there to help new engineers understand and resolve common cases, so they are written for people with […]

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Site Updated

Well, if you’ve been on the site this morning, you might have noticed a bit of chaos as I updated the theme, cleaned out a lot of cruft, and added some new features. Long story short, I decided to go with amore clean, simple look that was a lot more streamlined, and remove some of […]

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Linux and Networking: Too Much Fail for One Configuration

So, this is a problem that I’ve spent a day or so working on at work, and it goes like this… A router (Linux, running ZeroShell) is configured with three interfaces, as shown in the following diagram: In this case, the network has a configuration problem in that PC1 is configured with a default gateway […]

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What D&D Character are you?

Interesting Find… A long survey to determine what D&D Character you would be. My results are below, though I never expected to be a Wizard… I Am A: Chaotic Neutral Human Wizard (6th Level) Ability Scores: Strength-17 Dexterity-13 Constitution-16 Intelligence-17 Wisdom-15 Charisma-14 Alignment:Chaotic Neutral A chaotic neutral character follows his whims. He is an individualist […]

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Engineer to English Translation Guide

A colleague of mine (thanks Carole!) remarked the other day how I should make a T-shirt with a translation guide that roughly equates what and engineer says with what they mean and/or what one can expect out of the next series of events. I thought this was a great idea, and came up with not […]

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Jim McBee’s Mostly Exchange Web Log: The IT Curmudgeon

I don’t normally do this, but here’s something centered on IT from Jim McBee’s blog. You should get a kick out of it if you have been in IT for any extended period, and there’s some nuggets in there as well: Jim McBee’s Mostly Exchange Web Log: The IT Curmudgeon

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