(L2) Ensure 'Turn off Microsoft Peer-to-Peer Networking Services' is set to 'Enabled'


The Peer Name Resolution Protocol (PNRP) allows for distributed resolution of a name to an IPv6 address and port number. The protocol operates in the context of


. A cloud is a set of peer computers that can communicate with each other by using the same IPv6 scope.

Peer-to-Peer protocols allow for applications in the areas of RTC, collaboration, content distribution and distributed processing.

The recommended state for this setting is: Enabled

This setting enhances the security of the environment and reduces the overall risk exposure related to peer-to-peer networking.


To establish the recommended configuration via GP, set the following UI path to Enabled :

Computer Configuration\Policies\Administrative Templates\Network\Microsoft Peer-to-Peer Networking Services\Turn off Microsoft Peer-to-Peer Networking Services

Note: This Group Policy path is provided by the Group Policy template P2P-pnrp.admx/adml that is included with all versions of the Microsoft Windows Administrative Templates.


Microsoft Peer-to-Peer Networking Services are turned off in their entirety, and all applications dependent on them will stop working.

See Also


Item Details


References: 800-53|CM-6, 800-53|CM-7, CSCv7|9.2

Plugin: Windows

Control ID: 0cc1f50112841711a67dc2fed634e21f5171df31de2def151718ea317f054210