RFC 5531 · DRAFT STANDARD · 2009
SUN · 14 JUN 2026
RPC: Remote Procedure Call Protocol Specification Version 2
Overview
RFC 5531, “RPC: Remote Procedure Call Protocol Specification Version 2”, is a Draft Standard document published in May 2009 by R. Thurlow. It obsoletes RFC 1831. It has since been updated by RFC 9289. The canonical text is published by the RFC Editor.
Abstract
This document describes the Open Network Computing (ONC) Remote Procedure Call (RPC) version 2 protocol as it is currently deployed and accepted. This document obsoletes RFC 1831. [STANDARDS-TRACK]
What “Draft Standard” means
A historical maturity level (retired in 2011) that sat between Proposed Standard and Internet Standard and required multiple interoperable implementations.
Read this RFC
The canonical text of RFC 5531 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
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