Use and Interpretation of HTTP Version Numbers
RFC 2145, “Use and Interpretation of HTTP Version Numbers”, is an Informational document published in May 1997 by J. C. Mogul, R. Fielding, J. Gettys, H. Frystyk. It has been obsoleted by RFC 7230 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
HTTP request and response messages include an HTTP protocol version number. Some confusion exists concerning the proper use and interpretation of HTTP version numbers, and concerning interoperability of HTTP implementations of different protocol versions. This document is an attempt to clarify the situation. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
The canonical text of RFC 2145 is hosted at rfc-editor.org. Available in TXT,HTML.
- RFC 2144 The CAST-128 Encryption Algorithm
- RFC 2146 U.S
- RFC 2143 Encapsulating IP with the Small Computer System Interface
- RFC 2147 TCP and UDP over IPv6 Jumbograms
- RFC 2142 Mailbox Names for Common Services, Roles and Functions
- RFC 2148 Deployment of the Internet White Pages Service
- RFC 2141 URN Syntax
- RFC 2149 Multicast Server Architectures for MARS-based ATM multicasting