LBFO Dynamic Teaming mode may drop packets in Windows Server 2012 R2
2016. 6. 2. 11:42ㆍMicrosoft Failover Cluster Service
LBFO Dynamic Teaming mode may drop packets in Windows Server 2012 R2
This article describes an issue that occurs when you use load balancing and failover (LBFO) Dynamic Teaming in Windows Server 2012 R2. You can fix this issue by using the update in this article. Before you install this update, see the Prerequisites section.
Symptoms
- Network Interface Card (NIC) Teaming is enabled.
- Teaming Load Balancing Mode: Dynamic.
- More than one NIC is in Active Mode.
Log Name: Microsoft-Windows-MsLbfoProvider/Operational
Source: Microsoft-Windows-MsLbfoEventProvider
Date: Date
Event ID: 8
Task Category: None
Level: Warning
Keywords: (4398046511104),(1099511627776)
User: N/A
Computer: SERVER.domain.com
Description: Failing NBL send on TeamNic <some value>
- Cluster nodes are unexpectedly removed from cluster groups.
- SQL database transaction failures.
- TCP connection stops.
Cause
How to get this update
Method 1: Windows Update
This update is provided as a Recommended update on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.Method 2: Microsoft Download Center
The update is available for download from the Microsoft Download Center:Download the Windows Server 2012 R2 package now.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.Update detail information
Prerequisites
To apply this update, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows Server 2012 R2.Registry information
To apply this update, you don't have to make any changes to the registry.Restart requirement
You may have to restart the computer after you apply this update.Update replacement information
This update doesn't replace a previously released update.Status
More information
File Information
Windows Server 2012 R2
Notes
- The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
Version Product Milestone Service branch 6.3.960 0.18 xxx Windows Server 2012 R2 RTM GDR - GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
- The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
x64 Windows Server 2012 R2
File name | File version | File size | Date | Time | Platform |
---|---|---|---|---|---|
Mslbfoprovider.sys | 6.3.9600.18203 | 117,248 | 20-Jan-2016 | 14:52 | x64 |
Additional file information
x64 Windows Server 2012 R2
File property | Value |
---|---|
File name | Amd64_6d6688b652458c5bc8235e5e12e0dbe7_31bf3856ad364e35_6.3.9600.18203_none_d736a0b83ae7a769.manifest |
File version | Not applicable |
File size | 701 |
Date (UTC) | 21-Jan-2016 |
Time (UTC) | 22:07 |
Platform | Not applicable |
File name | Amd64_microsoft-windows-ndis-lbfo_31bf3856ad364e35_6.3.9600.18203_none_0277b04fea8819a8.manifest |
File version | Not applicable |
File size | 21,621 |
Date (UTC) | 20-Jan-2016 |
Time (UTC) | 15:45 |
Platform | Not applicable |
File name | Update.mum |
File version | Not applicable |
File size | 1,839 |
Date (UTC) | 21-Jan-2016 |
Time (UTC) | 22:07 |
Platform | Not applicable |
Properties
Article ID: 3137691 - Last Review: 04/12/2016 20:18:00 - Revision: 2.0
- Windows Server 2012 R2 Datacenter
- Windows Server 2012 R2 Standard
- Windows Server 2012 R2 Essentials
- Windows Server 2012 R2 Foundation
- kbsurveynew kbfix atdownload kbexpertiseinter KB3137691