"NLB Stopped - Configuration Failure" error when you try to enable NLB on an array that has multiple Forefront TMG 2010 members

This article has been archived. It is offered "as is" and will no longer be updated.
SYMPTOMS
When you try to enable the Network Load Balancing (NLB) feature on multiple computers that have Microsoft Forefront Threat Management Gateway (TMG) 2010 installed and that are members of an array, you receive the following error message:
NLB Stopped - Configuration Failure

Description: The Firewall service failed to apply the Network Load Balancing (NLB) configuration on the local computer.
This event can be safely ignored, if followed by an NLB Started event. The failure is due to error: 0x8004100C
RESOLUTION

Service pack information

This problem is fixed in Forefront TMG 2010 Service Pack 1.

For more information about how to obtain Forefront TMG 2010 Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
981324 List of problems that are fixed in Forefront Threat Management Gateway 2010 Service Pack 1

Hotfix rollup information


To resolve this issue, install the hotfix rollup package that is described in the following Microsoft Knowledge Base (KB) article:
980311 Description of the Forefront TMG 2010 hotfix package: February 12, 2010
STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Forefront TMG 2010 Service Pack 1.
MORE INFORMATION
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
REFERENCES
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
Properties

Article ID: 980310 - Last Review: 12/12/2015 03:30:52 - Revision: 3.0

Microsoft Forefront Threat Management Gateway 2010 Enterprise

  • kbnosurvey kbarchive kbfix kbexpertiseinter kbsurveynew kbqfe KB980310
Feedback