Article ID: 961363 - View products that this article applies to.
When you use Microsoft System Center Operations Manager 2007 to monitor Simple Network Management Protocol (SNMP) devices, monitoring of such devices may intermittently stop. This affects SNMP performance collection rules or SNMP event monitors.
After you restart the Health Service on the proxy agent, monitoring of SNMP devices will continue as usual for a while. The issue may reoccur some time later.
One or more of the following Operations Manager 2007 events may be logged on the proxy agent when this issue occurs:
Source: Health Service Modules
To resolve this problem, install the following hotfix package:
(http://support.microsoft.com/kb/982501/[anySimpleType]/ )The monitoring of SNMP devices may stop intermittently in System Center Operations Manager or in System Center Essentials
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.This problem was first corrected in Microsoft System Center Operations Manager 2007 R2.
For a list of issues that are fixed in Microsoft System Center Operations Manager 2007 R2, refer to the following article in the Microsoft Knowledge base:
(http://support.microsoft.com/kb/971410/ )List of issues that are fixed in System Center Operations Manager 2007 R2
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates