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Known issues

If you use Windows Server 2003 with SP2, then on some network adapters you may experience network-related problems after installing Bandwidth Splitter and configuring shaping and/or quota rules. The usual sympthom is that connections are blocked with result codes 0x80074e24 FWX_E_CONNECTION_KILLED, 0x8007274c WSAETIMEDOUT, or maybe others (this can be seen in ISA Logging).

The problem relates to RSS (receive-side scaling) support. It is described in the following articles:
http://support.microsoft.com/kb/927695
http://support.microsoft.com/kb/936594

To fix it, do the following:
1. Open registry editor on your server, and locate the following subkey:
     HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
2. Export it to file for backup, in case you may want to restore the previous values later.
3. Change EnableRSS value to 0
4. Change EnableTCPA value to 0
5. Restart the computer.

This issue was fixed in the following update: http://support.microsoft.com/kb/948496