An Update on Windows TCP AutoTuningLevel

Daniel Havey, Praveen Balasubramanian Like all modern operating systems Windows has receive window auto-tuning to dynamically adjust the receive buffer size to the throughput and latency of the link. Disabling this feature will definitely limit your Internet speeds. Auto-tuning is consistent throughout all variants of TCP and present in all modern operating systems.   In… Read more

How to prevent accidental DNS Zone deletions in Windows Server

My name is Ajay Sarkaria and I am a Supportability Program Manager at Microsoft. We have been seeing support volumes where administrators while performing daily tasks may accidentally delete a DNS Zone which is being used in production. This post comes with inputs from our friends in Microsoft PFE team Brent Whitlow; Bryan Zink; Michael… Read more