Netmon Performance Counters Support a Maximum of Eight Adapters

ID: Q158706

The information in this article applies to:

Microsoft Windows NT Server version 4.0
Microsoft Windows NT Server version 4.0, Terminal Server Edition

SYMPTOMS

If you have a server with more than eight network interfaces installed and you use the Network Segment object in Performance Monitor to monitor all your network interfaces, you are only able to monitor the first eight bound interfaces.

CAUSE

There is a hard-coded limit of eight supported Network Segment interfaces in the Netmon performance counter DLL.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

NOTE: This hotfix supports monitoring a maximum of 16 interfaces on one computer.

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: 4.00 bh perfmon

Keywords : kbenv kbtool NT4SP4Fix kbbug4.00 kbfix4.00.sp4 NTSrv ntutil
Version : WinNT:4.0
Platform : winnt
Issue type : kbbug