Context labels for Internet Messages

Registry included below

Internet Message Content Types

Registration Procedure(s)

RFC Required

Reference

[RFC3458]

Available Formats

CSV

Value	Description	Reference
fax-message	Indicates a message whose primary content is a fax mail message. The primary content is image data. The context is usually a message recorded from a facsimile telephone call.	[RFC3458]
multimedia-message	Indicates a message whose primary content is a multimedia message. The primary content is multimedia, most likely MHTML. The context is often spam or newsletters.	[RFC3458]
None	Indicates an unknown message context.	[RFC3458]
pager-message	Indicates a message whose primary content is a page. The primary content is text data. The context is an urgent message usually of a limited length.	[RFC3458]
text-message	Indicates a classic, text-based, Internet message.	[RFC3458]
video-message	Indicates a message whose primary content is a video mail message. The primary content is video data. The context is usually a message recorded using a video camera, or a message whose primary purpose is to contain an external reference to a message recorded using a video camera.	[RFC3938]
voice-message	Indicates a message whose primary content is a voice mail message. The primary content is audio data. The context is usually a message recorded from a voice telephone call.	[RFC3458]