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SNMP Agent Leaks Memory When Queried

This article has been archived. It is offered "as is" and will no longer be updated.
Severe memory leakage occurs when the SNMP agent is under stress.

Also, in Perfmon, for the Network Interface Object, you may notice a random number for the first instance, instead of 1.
This problem occurs because, while processing messages, a buffer was usedthat was never freed.
A regression in Service Pack 4 caused the network interface problem.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:This fix is now part of the Post-SP4 Roll-up fix, which is available at the following Internet location as Sp4hfixi.exe (x86) and Sp4hfixa.exe (Alpha): This fix can also be installed individually from the following Internet location: This fix is for all versions of Windows NT, except Windows NT, Terminal Server Edition, which needs to be requested by calling Microsoft Product Support Services.
Microsoft has confirmed that this is a problem in Windows NT 4.0. This problem was first corrected in Windows NT version 4.0 Service Pack 5.
4.00 systems management server service sp4

Article ID: 196270 - Last Review: 12/28/2014 20:06:09 - Revision: 4.0

Microsoft Windows NT Workstation 4.0 Developer Edition, Microsoft Windows NT Server 4.0 Standard Edition, Microsoft Windows NT Server 4.0 Enterprise Edition

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