Author name: Andrew Walding

Andrew Walding is the founder and president of CellStream, Inc., bringing more than 30 years of experience in telecommunications, broadband networking, Internet technologies, and technical education. His expertise spans network engineering, wireless and wireline communications, packet analysis, network operations, emerging technologies, and the design and delivery of advanced technical training programs. A Cisco-certified professional, IPv6-certified specialist, and CBRS Certified Professional Installer (CPI), he helps organizations and technology professionals understand, deploy, troubleshoot, and optimize modern communications networks.

What happened to the Internet and Telecom History?

Post Views: 1,025 Great question!As those of you who love this project, you know we have moved it around several times.  We know this is a problem, and we apologize for that. The latest place for this project is here: https://cellstream.online/moodle/course/view.php?id=33 You will have to create a free user account to actually view the WIKI’s – […]

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What maintenance should I run on my computer, if any?

Post Views: 1,086 Maintaining the system is always a good idea, and it should be habitual. We break maintenance into three types: a) continual, b) periodic, and c) occasional. We recommend you get into a routine by inserting to-do’s or calendar reminders to run maintenance until you do it automatically. So let’s look at a

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Troubleshooting Device Drivers

Post Views: 1,603 Device drivers: which ones are running on your Windows System?? Here is how you find out: you can find detailed information about specific drivers being used in a Windows system by going to Device Manager, selecting the device from the list, and drilling down to the device’s properties sheet. While this technique

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Removing unused Device Drivers

Post Views: 1,161 When you install a device driver on a Windows machine, the operating system loads that driver each time the computer boots regardless of whether the device is present—unless you specifically uninstall the driver. This means that drivers from devices that you have long since removed from your system may be wasting valuable

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Faster Booting by cleaning out Windows Pre-Fetch Folder

Post Views: 1,019 One of Microsoft’s big selling points for Windows XP was that it loads applications much faster than its predecessors. To accomplish this feat, Windows XP uses what is called the “Prefetch technique,” in which the operating system gathers information about each program that you launch and stores that information in the \Windows\Prefetch

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Are you paying more than $1,500 for multiday, hands on Training?

Post Views: 1,551 Then you are paying too much!  At CellStream, we offer multi-day hands-on lab classes using your computer/laptop and our state of the art multi-router and/or multi-switch lab systems: To view our course calendar, find a course, select it, then register and pay for a CellStream course, click here. High Cost of Wireshark

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Are You or Have You Been an Impolite Traveler?

Post Views: 1,387 Just a quick blog to complain about impolite travelers.  We are talking about others, right?  Not ourselves. What is your worst travel experience with an impolite traveler? Would love to hear some others comments and experiences below. As a frequent traveler, I have logged (literally) millions of frequent flier miles attaining lifetime

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Air Traffic Ground Control to Major Tom…

Post Views: 1,091 Stories of Air Traffic Control… Hope these put a smile on your face. These are (allegedly) actual air traffic control exchanges from various sources: Tower: “Delta 351, you have traffic at 10 o’clock, 6 miles.” Delta 351: “Give us another hint! We have digital watches!” ========================= “TWA 2341, for noise abatement turn

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