HTTP的记录大全:https://www.w3.org/Protocols/

Tomcat支持的HTTP协议:TOMCAT/Specifications

 

 

HTTP 0.9

(最初版本的HTTP协议)The Original HTTP as defined in 1991 at W3.org

HTTP/1.0

RFC 1945

HTTP/1.1

RFC 2068 (1997 1月) - 弃用, 被 RFC 2616 替代
RFC 2616 (1999 6月) - 弃用,  被RFC 7230...7235 替代

RFC 7230 (2014 6月) - 消息格式与路由(Message Syntax and Routing)
RFC 7231 (2014 6月) - 语法与内容(Semantics and Content)
RFC 7232 (2014 6月) - 条件请求(Conditional Requests)
RFC 7233 (2014 6月) - 范围请求( Range Requests)
RFC 7234 (2014 6月) - 缓存(Caching)
RFC 7235 (2014 6月) - 授权(Authentication)

HTTP/2

RFC 7540 (2015 5月) - Hypertext Transfer Protocol Version 2 (HTTP/2)
RFC 7541 (2015 5月) - HPACK: Header Compression for HTTP/2

HTTP/2 home page, maintained by the IETF HTTPbis Working Group