If you don’t have an hour to spare, then you don’t need to read on. If you’re not an Office 365 administrator, neither. But if you are familiar with

• Exchange Online
• SharePoint Online
• Teams

  then this article is a must-read. If you have access to the Admin Center, all the better. And why an hour? The article comes from Mark Kashman, senior product manager and Shyam Narayan Prinipal PM manager at Microsoft. And Shyam has also donated a 38 minute video.

In detail, terms such as

• Network optimizations within Microsoft
• First Mile
• Middle Mile
• Last Mile
• SharePoint optimizations in all data centers
• Tuning of NICs
• Microsoft Global Network
• 170000 Front Doors
• Office 365 Admin Center & Network Connectivity
• Azure File Chunking
• OneDrive Differential Synchronization
• Fluid Framework
• Streaming API

  addressed and explained.

So, if you can spare the hour, here’s the article and video.