RFC 6991 · PROPOSED STANDARD · 2013
SUN · 14 JUN 2026
Common YANG Data Types
Overview
RFC 6991, “Common YANG Data Types”, is a Proposed Standard document published in July 2013 by J. Schoenwaelder. It obsoletes RFC 6021. It has been obsoleted by RFC 9911 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This document introduces a collection of common data types to be used with the YANG data modeling language. This document obsoletes RFC 6021.
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 6991 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2013
- RFC 6990 RTP Control Protocol Extended Report Block for MPEG-2 Transport Stream Program Specific Information Independent Decodability Statistics Metrics Reporting
- RFC 6992 Routing for IPv4-Embedded IPv6 Packets
- RFC 6989 Additional Diffie-Hellman Tests for the Internet Key Exchange Protocol Version 2
- RFC 6993 Instant Messaging and Presence Purpose for the Call-Info Header Field in the Session Initiation Protocol
- RFC 6988 Requirements for Energy Management
- RFC 6994 Shared Use of Experimental TCP Options
- RFC 6987 OSPF Stub Router Advertisement
- RFC 6986 GOST R 34.11-2012: Hash Function