Please Follow Registry
Hi,
Set these keys:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\EnableRSS (set to 0)
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\EnableTCPA (set to 0)
EnableTCPChimney and EnableSecurityFilters (both 0)
For more information:
You
may experience network-related problems after you install Windows
Server 2003 SP2 or the Scalable Networking Pack on a Windows Small
Business Server 2003-based computer that has an advanced network adapter
http://support.microsoft.com/kb/936594
also do not forget to install ISA Server Supportability Update package: http://support.microsoft.com/?kbid=939455
_____________________________
Tarek Majdalani
MS Forefront Edge Security MVP
Website : http://www.elmajdal.net
Covering ISA Server/TMG, Windows Server 2008 & Windows 7,Windows 8
Twitter : @elmajdal
Ref : http://forums.isaserver.org/m_2002051837/mpage_1/key_/tm.htm#2002051837
