Re: [sip] extensions of "handling" parameter of Content-Disposition header

I can't think why you would want to have added values for the handling 
parameter. IMO what you want to do would be better served by values of 
the Content-Disposition itself.

	Thanks,
	Paul

Sedlacek Ivo wrote:
> Hello,
>  
> can anyone please give me an expert opinion on possible extensions of 
> "handling" parameter defined in RFC3204/RFC3459?
>  
> Is it appropriate to extend and use the "handling" parameter of 
> Content-Disposition header of a MIME body inserted in a SIP request to 
> signal a particular action which the sender requests from the recipient? 
>  
> For example - if the "handling" parameter contained value "XYZ", the SIP 
> request recipient would do a special action ActionXYZ using the MIME 
> body. If the MIME body was included in the SIP request without the 
> "handling" parameter, the recipient would NOT do the special action XYZ 
> and instead would just store or render the MIME body.
>  
> AFAIK, RFC3204 defines parameter "handling" of Content-Disposition 
> header of a MIME body with two defined parameter values "required" and 
> "optional" and allows for possible future extensions. RFC3204 also 
> states "The handling parameter, handling-parm, describes how the UAS 
> should react if it receives a message body whose content type or 
> disposition type it does not understand". RFC3459 says "The protocol 
> described here is identical in functionality to RFC 3204 with respect to 
> SIP.".
>  
> Kind regards
>  
> *Ivo Sedlacek*
> Siemens
> PSE CZ TMM MMA8
> phone: +420 5 3877 6532 <tel:+420543106532>
> email: [email protected] <mailto:[email protected]>, 
> [email protected] <mailto:[email protected]>
> 
> Mailcode: tL3PbjBL
>  
> 
> 
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