Windows Firewall: messenger

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Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2

Add UDP port 138 to the Windows Firewall exceptions list.

If the File and Printer Sharing exception is enabled in Windows Firewall, you do not need to add UDP port 138 to the Windows Firewall exceptions list.