[SIPForum-discussion] 185 ringing / 199 trying

[mwilliam prusty]

  Hi Malaya 

     what you are telling its right I am not telling about the reason phrase. I am telling about both  Reason code  & reason phrase. 


                I.e 185 ringing 


On Fri, 25 Apr 2008 Malay Si wrote :
>
>If a SIP element gets a response which is having unknown "reason-
>phrase" (not define in RFC 3261) then the element treated the response
>as follows.
>
>
>
>Wrong 1xx series---183(session progress)
>
>Wrong 2xx series---200
>
>Wrong 3xx series---300
>
>Wrong 4xx series---400
>
>Wrong 5xx series---500
>
>Wrong 6xx series---600
>
>
>
>In your case A will treat the response as a 183 (session progress) and
>will wait for the final response.
>
>
>
>
>
>
>
>
>
>Thanks & Regards,
>
>
>
>| Malay Si  | Tech Mahindra|  Bangalore| INDIA
>
>* Office: +91 80 4041 7000 |  Extn: 7890 |
>
>Email: malaysi at techmahindra.com
>
>www.techmahindra.com <http://www.techmahindra.com/>
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>
>________________________________
>
> From: discussion-bounces at sipforum.org
>[mailto:discussion-bounces at sipforum.org] On Behalf Of gaurav katiyar
>Sent: Friday, April 25, 2008 1:47 PM
>To: mwilliam prusty; discussion at sipforum.org
>Subject: Re: [SIPForum-discussion] 185 ringing / 199 trying
>
>
>
>Sip does not allow to send response for a response. wait for final
>response or u can send cancel to terminate call as per your application
>requirements.
>
>
>
>Gaurav
>
>mwilliam prusty <callwilliam90653 at rediffmail.com> wrote:
>
>
> 	Hi
>
> 	Can any one tell me suppose A is sending Invite request to B. B
>in steadof giving 180 ringing , it is giving 185 ringing( same message
>format as 180 ringing ) or 199 trying ( which has same message format as
>180 ringing)  In this case whether A  will give any error response
>
>
>
>
> 	Regs
> 	William
>
>
>
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>Gaurav Katiyar
>
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