Re: 答复: RE: RE: 答复: RE: non-200 response to PRACK (was: Re: PRACK: Change M UST requirement to include SDP offer in first reliable provisional response)

Brett Tate <[email protected]>
Newsgroups gmane.ietf.sipping
Message-ID <9B2A061A1137254BBE4F4B2CD843646A10C009B903@mbx02.citservers.local> 
> RFC3262 defines that when UA recv PRACK, it must send 2xx.

That is one interpretation of RFC 3262; however other interpretations exist.  The following discusses 2 common interpretations.

http://www.ietf.org/mail-archive/web/sipping/current/msg15146.html

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