Contact the NIC manufacture to upgrade the NIC driver to the latest version. If the latest driver still does not resolve the issue, use the workaround below.
Workaround:
Disable the TCP Chimney feature on the server using the Netsh.exe tool. Specifically, to turn off TCP Chimney by using the Netsh.exe tool, we followed these steps:
1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type:
Netsh int ip set chimney DISABLED
3. Press the ENTER key.
For more information on the TCP Chimney feature and the Scalable Networking Pack,
see the following article:
912222 The Microsoft Windows Server 2003 Scalable Networking Pack release
http://support.microsoft.com/default.aspx?scid=kb;EN-US;912222Query words: NetXtreme 2003 SP2 Scalable Networking Pack MmCm Tag
TCP Chimney broadcom KB944011 944011