Mrxsmb.sys – Pre Service Pack 2 Revision History for Windows Server 2008 R2 SP1, Windows 7 SP1 and Windows Small Business Server 2011 (SBS 2011)
25-Sep-2014 – 6.1.7601.22819 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/3002297 – The SMB Redirector may hang when the SMB protocol is used in Windows 7 SP1 or Windows 8.1
25-Sep-2014 – 6.1.7601.22819 – Mrxsmb.sys – x86/x64 – https://support.microsoft.com/en-us/kb/3002286 – Delay in accessing a file server when a Windows 7-based computer connects to the file server
02-Oct-2013 – 6.1.7601.22470 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2895237 – FIX: Stop error 0X000000D1 in rdbss!RxTimerDispatch occurs on a server that is running Windows 7 Service Pack 1 or Windows Server 2008 R2 Service Pack 1
06-Sep-2013 – 6.1.7601.22443 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2885978 – 0x0000007F Stop error on a Windows 7 SP1-based or Windows Server 2008 R2 SP1-based computer
12-Jul-2013 – 6.1.7601.22382 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2728738 – You experience a long logon time when you try to log on to a Windows 7-based or a Windows Server 2008 R2-based client computer that uses roaming profiles
06-May-2013 – 6.1.7601.22318 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2847018 – The “Bytes Transmitted/sec” counter in Performance Monitor remains at zero when a file is copied from a computer to another computer that supports SMBv2
12-Dec-2012 – 6.1.7601.22191 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2792026 – Windows 7 SP1-based or Windows Server 2008 R2 SP1-based SMBv2 client computer freezes when the computer is under a heavy load
12-Dec-2012 – 6.1.7601.18027 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2792026 – Windows 7 SP1-based or Windows Server 2008 R2 SP1-based SMBv2 client computer freezes when the computer is under a heavy load
18-Oct-2012 – 6.1.7601.22137 – Mrxsmb.sys – x86/x64 – https://support.microsoft.com/kb/2775511 – An enterprise hotfix rollup is available for Windows 7 SP1 and Windows Server 2008 R2 SP1
09-Oct-2012 – 6.1.7601.22130 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2739674 – You cannot connect to remote computers by using the SMB protocol on a computer that is running Windows 7 or Windows Server 2008 R2
09-Oct-2012 – 6.1.7601.17970 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2739674 – You cannot connect to remote computers by using the SMB protocol on a computer that is running Windows 7 or Windows Server 2008 R2
17-Mar-2012 – 6.1.7601.21946 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2689311 – SMB commands run serially when the SMB packet-signing feature is enabled in Windows 7 SP1 or in Windows Server 2008 R2 SP1
17-Mar-2012 – 6.1.7601.17796 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2689311 – SMB commands run serially when the SMB packet-signing feature is enabled in Windows 7 SP1 or in Windows Server 2008 R2 SP1
17-Aug-2011 – 6.1.7601.21792 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2563210 – SMB connection is reset if you cancel a file operation over a network connection in Windows 7 or in Windows Server 2008 R2
15-Jul-2011 – 6.1.7601.21771 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2549724 – “0x00000044” Stop error when you access shared files in Windows Server 2008 R2 or in Windows 7
27-Apr-2011 – 6.1.7601.21714 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2536276 – MS11-043: Vulnerability in SMB Client could allow remote code execution: June 14, 2011
23-Feb-2011 – 6.1.7601.21666 – Mrxsmb.sys – x86/x64 – http://support.microsoft.com/kb/2511455 – MS11-019: Vulnerabilities in SMB Client could allow remote code execution: April 12, 2011