What’s new in SMB 3.1.1 in the Windows Server 2016 Technical Preview 2

  1. Introduction Every new version of Windows brings updates to our main remote file protocol, known as SMB (Server Message Block). If you’re not familiar with it, you can find some information in this previous blog post: Windows Server 2012 R2: Which version of the SMB protocol (SMB 1.0, SMB 2.0, SMB 2.1, SMB…

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Windows Server 2012 R2: Which version of the SMB protocol (SMB 1.0, SMB 2.0, SMB 2.1, SMB 3.0 or SMB 3.02) are you using?

Note: This blog post is a Windows Server 2012 R2 update on a previous version focused on Windows Server 2012.   1. Introduction With the release of Windows 8.1 and Windows Server 2012 R2, I am frequently asked about how older versions of Windows will behave when connecting to or from these new versions. Upgrading…

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TechEd 2011 Session WSV317: Windows Server 2008 R2 File Services Consolidation – Technology Update

This week at TechEd 2011 I will be delivering a presentation about “Windows Server 2008 R2 File Services Consolidation – Technology Update”. If you’re attending the conference in Atlanta-GA, this is session WSV317 on Wednesday at 10:15 AM, plus a repeat on Thursday also at 10:15 AM. The presentation is divided into 5 main topics:  Overview…

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Using 4k sector and advanced format drives in Windows. HotFix and support info for Windows Server 2008 R2 and Windows 7

If you work with storage, you probably already heard about the “4K Sector Drives”, “Advanced Format Drives” and “512e drives”. These new “4K sector drives” abandon the traditional use of 512 bytes per sector in favor of a new structure that uses 4096 bytes. The migration to the new formats is eased by the use…

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FSCT test results detail the performance of Windows Server 2008 R2 File Server configurations – 23,000 users with 192 spindles

1. Introduction The File Server Capacity Tool (FSCT) is a free download from Microsoft that helps you determine the capacity of a specific file server configuration (running Windows or any operating system that implements the SMB or SMB2 protocols). It simulates a specific set of operations (the “Home Folders” workload) being executed by a large…

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Currently available hotfixes for SMB and SMB2 File Server components in Windows Server 2008 and Windows Server 2008 R2

If you’re installing a Windows Server 2008 or Windows Server 2008 R2 file server, we always recommend getting the latest hotfixes from Windows Update. That will include all security updates and updates that are considered important enough to be delivered to all Windows Server users. However, there is a class of hotfixes there not pushed…

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The Basics of SMB Signing (covering both SMB1 and SMB2)

SMB Signing Overview Server Message Block (SMB) is the file protocol most commonly used by Windows. SMB Signing is a feature through which communications using SMB can be digitally signed at the packet level. Digitally signing the packets enables the recipient of the packets to confirm their point of origination and their authenticity. This security…

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What version of SMB2 am I using on my Windows file server?

Note: This post is now obsolete. Please refer to this newer post which includes coverage of  SMB 3.0:http://blogs.technet.com/b/josebda/archive/2012/06/06/windows-server-2012-which-version-of-the-smb-protocol-smb-1-0-smb-2-0-smb-2-1-or-smb-3-0-you-are-using-on-your-file-server.aspx     I recently talked to a customer that was surprised to hear that their Windows 7 clients were not using the latest version of SMB2 to talk with their Windows Server 2003 file servers. I explained…

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New five-part blog series on DFS Replication

Ned Pyle, a Senior Escalation Support Engineer with the Directory Services team at Microsoft, has just started a new blog series focusing on DFS Replication.   Here’s how he introduces it:   Hello folks, Ned here again to kick off a new five-part series on DFSR. With the release of Windows Server 2008 R2, the…

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