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Why VXLAN is Awesome, and Why it May Not Be

If you’re not already familiar with VXLAN, you should get to know it. VXLAN (acronym for Virtual eXtensible Local Area Network) is fast becoming the hottest new discussion item for Cloud service design. What is VXLAN? VXLAN technology overlays a virtualized Layer 2 on top of a Layer 3 network allowing the extension of Layer 2 traffic between physical segments. …

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Exchange 2010 SP2 and Citrix Netscalers – SSL gotcha

This is a quick note about a real issue that I ran into very recently. With the Microsoft Exchange 2010 SP2 update there are a number of things to be careful of. With any of the major rollups and service packs, there are often default configuration settings which are re-enabled as a part of the update. If you’ve been running …