RFC 4993 · PROPOSED STANDARD · 2007
SUN · 14 JUN 2026
A Lightweight UDP Transfer Protocol for the Internet Registry Information Service
Overview
RFC 4993, “A Lightweight UDP Transfer Protocol for the Internet Registry Information Service”, is a Proposed Standard document published in August 2007 by A. Newton. The canonical text is published by the RFC Editor.
Abstract
This document describes a lightweight UDP transfer protocol for the Internet Registry Information Service (IRIS). This transfer protocol uses a single packet for every request and response, and optionally employs compression over the contents of the packet. [STANDARDS-TRACK]
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 4993 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 2007
- RFC 4992 XML Pipelining with Chunks for the Internet Registry Information Service
- RFC 4994 DHCPv6 Relay Agent Echo Request Option
- RFC 4991 A Common Schema for Internet Registry Information Service Transfer Protocols
- RFC 4995 The RObust Header Compression Framework
- RFC 4990 Use of Addresses in Generalized Multiprotocol Label Switching Networks
- RFC 4996 RObust Header Compression : A Profile for TCP/IP
- RFC 4997 Formal Notation for RObust Header Compression
- RFC 4988 Mobile IPv4 Fast Handovers