The File Server Remote VSS Protocol (FSRVP) is a remote procedure call (RPC)-based protocol that is used for creating shadow copies of file shares on a remote computer. This protocol facilitates the backup applications' tasks in performing application-consistent backup and restore of VSS-aware applications storing data on network file shares.
Sections 1.8, 2, and 3 of this specification are normative and can contain the terms MAY, SHOULD, MUST, MUST NOT, and SHOULD NOT as defined in RFC 2119. Sections 1.5 and 1.9 are also normative but cannot contain those terms. All other sections and examples in this specification are informative.