A Scalable Networking Pack (SNP) hotfix rollup package is available for Windows Server 2003. If you are running Windows Server 2003 Service Pack 2 (SP2), this hotfix rollup package resolves the following issues 

•	If you do not have to have SNP features in Windows Server 2003, you can install hotfix 948496 through the Windows Update Web site to disable all SNP features.
•	If you enable SNP features in Windows Server 2003, you should install the SNP rollup hotfix package to avoid any potential issues.
•	The following list may not be exhaustive of issues that occur when you use the SNP on Windows Server 2003. However, the list contains the most common issues that were reported to Microsoft.

This hotfix rollup package fixes the following issues:

This hotfix rollup package also fixes the following issue that was not previously documented in a Microsoft Knowledge Base article:

You may experience the following symptoms after the Receive Side Scaling (RSS) feature is enabled. By default, the RSS feature is enabled after Windows Server 2003 SP2 is installed:

•	When you try to connect to a server by using a VPN connection, you receive the following error message: Error 800: Unable to establish connection.
•	You cannot connect to the Exchange server from a computer that is running Microsoft Office Outlook.
•	Network Address Translation (NAT) clients that are located behind Windows Small Business Server 2003 or behind Internet Security and Acceleration (ISA) Server experience intermittent connection failures.
•	You cannot reliably connect to the Internet by using secure network address translation (SecureNAT).
•	Transmission Control Protocol (TCP) connections are reset. This issue occurs when one ore more of the following conditions are true: • You use Network Address Translation (NAT). • You use Windows Firewall. • The host computer is configured to be an Internet connection-sharing host server .   Download the 32bit 950224 package now. Download the x64 950224 package now.