RFC 2068:Hypertext Transfer Protocol -- HTTP/1.1
RFC-Ref

media-type


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... negotiation. media-type = type "/" subtype *( ";" parameter ) type = token ...
... (LWS) MUST NOT be used between the type and subtype, nor between an attribute and its value. User agents that recognize the media-type MUST process (or arrange to be processed by any external applications used to process that type/subtype by the user ...
... required by that type/subtype definition. Media-type values are registered with the Internet Assigned Number Authority (IANA). The media type registration process ...


... entity-header field is used as a modifier to the media-type. When present, its value indicates what additional content codings have been applied to the entity-body, and thus what decoding ...
... codings have been applied to the entity-body, and thus what decoding mechanisms MUST be applied in order to obtain the media-type referenced by the Content-Type header field ...
... MIME composite media-types (e.g., multipart/* and message/rfc822), but this does not change how the digest is computed as defined in the preceding paragraph. ...
... Content-Type = "Content-Type" ":" media-type Media types are defined in section 3.7. An example of the field is ...
... Content-Encoding header) or media-type (as specified in the Content-Type header ...


... applications of Content-Type for Internet mail have used a media-type parameter of ";conversions=<content-coding>" to perform an equivalent function as Content-Encoding ...



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