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The following list provides an overview of the information that this article contains: However, if these technologies are configured to block ports and protocols that are used by a specific server, that server will no longer respond to client requests. Dedicated firewalls, host-based firewalls, and Internet Protocol security (IPsec) filters are other important components that you must have to help secure your network. These Microsoft client, server, and server program products use different network ports and protocols to communicate with client systems and with other server systems over the network. This system runs programs and solutions that you can use to obtain, analyze, and share information quickly and easily. The Windows Server system includes a comprehensive and integrated infrastructure to meet the requirements of developers and information technology (IT) professionals. For information about how to configure Windows Firewall, see Windows Firewall with Advanced Security. If your computer network environment uses only versions of Windows earlier than Windows Server 2008 and Windows Vista, you must enable connectivity over the low port range of 1025 through 5000.įor more information about the default dynamic port range, see The default dynamic port range for TCP/IP has changed.ĭon't use the port information in this article to configure Windows Firewall.If your computer network environment uses Windows Server 2012 together with versions of Windows earlier than Windows Server 2008 and Windows Vista, you must enable connectivity over both the following port ranges:.

If your computer network environment uses only Windows Server 2012 or a later version of Windows, you must enable connectivity over the high port range of 49152 through 65535.Windows 2000, Windows XP, and Windows Server 2003 use the following dynamic port range: In Windows Server 2008 and later versions, and in Windows Vista and later versions, the default dynamic port range changed to the following range: This article contains several references to the default dynamic port range.