[Imap-protocol] Non-ASCII text in the human readable portion of a response

[Michael M Slusarz]

Quoting Ian Anderson <iana at apple.com>:


> How is one supposed to put non-ASCII text in the human readable  

> portion of a response?  Something like this.

>

> tag01 NO [ALERT] some non-ASCII text to show the user

>

> RFC 3501 is unclear on this, it would seem to indicate that this  

> part of the response is "text" which boils down to "any CHAR except  

> CR and LF".  But how are the bytes to be interpreted?  Are they  

> limited to ASCII?  Is there another standard that allows non-ASCII  

> bytes?


RFC 3501 is limited to US-ASCII response text.  To use UTF-8, you need  
the LANGUAGE extension: RFC 5255 (http://tools.ietf.org/html/rfc5255).

michael