RFC 9911 - Common YANG Data Types

• Status: Proposed Standard
• Published: December 2025
• Stream: IETF
• Obsoletes: RFC 6991
• Errata: RFC Editor Errata

Abstract

This document defines common YANG data types in the ietf-yang-types and ietf-inet-types modules, adding new type definitions and obsoleting RFC 6991.

Contents

• 1. Introduction
• 2. Overview
• 3. Core YANG Types
• 4. Internet Protocol Suite Types
• 5. IANA Considerations
• 6. Security Considerations
• 7. References
• Acknowledgments
• Author's Address

Related Resources

• Official Text: RFC 9911
• Official Page: RFC 9911 DataTracker
• Errata: RFC Editor Errata