Windows Firewall: iasmsc

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

To administer an IAS server remotely from another IAS server or proxy using the Microsoft Management Console (MMC), on the target server, enable the File and Printer Sharing exception in Windows Firewall. Add TCP ports 135 and 137 to the Windows Firewall exceptions list.