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For over 20 years, network designers and administrators have been assembling networks that, more or less, look like the diagram below. You have workgroup or top of rack (ToR)/end of rack (EoR) switches at the “Access Tier,” aggregation or core switches in the “Distribution Tier,” and then core switches that connect it all together. If […]
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My first cell phone was a Nokia 6185. Heck, my second cell phone was a Nokia too. They both worked really well, always had good reception, rarely dropped a call. But that was 10 years ago. Since then I’ve gone through a couple of Motorola phones, two BlackBerry devices, and one Samsung. I’m currently using […]
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