[SIPForum-discussion] can any one tell me about the one waymedia in this scenario.

[Anthony Orlando]

If a UA sends his port/address he should be able to
handle any RTP he receives on that address and port.
I would consider it a bug if a UA is not able to
process RTP he receives after he has sent SDP.



--- ramaprasad.moramvenkataratna at bt.com wrote:

> It is purely depend on UA implementation (includes
> RTP application).
> Some UA's will establish speech path and some are
> not.  
> 
> -----Original Message-----
> From: discussion-bounces at sipforum.org
> [mailto:discussion-bounces at sipforum.org] On Behalf
> Of Anthony Orlando
> Sent: 04 January 2008 13:21
> To: Deepanshu Gautam; arun kumar;
> discussion at sipforum.org
> Subject: Re: [SIPForum-discussion] can any one tell
> me about the one
> waymedia in this scenario.
> 
> Sorry but I disagree.  Once SDP is exchanged media
> is flowing in both
> directions.  In the case of voice I can have a two
> way conversation
> without the ACK.  That call will be torn down after
> 60 seconds because
> no ack is received but speech is in both directions.
> --- Deepanshu Gautam <deepanshu at huawei.com> wrote:
> 
> > What is your "media"? If it is media session to
> exchange media between
> 
> > A and B then i the answer would be "No". The media
> session is 
> > establish only after ACK. A session will be
> establish after initial 
> > INVITE (Which is called as early dialog) but that
> is not used to 
> > exchnage media.
> > 
> > Deepanshu Gautam       Senior R&D Engineer
> > Research & Std Dept - App & Service Product Line
> Huawei Technologies 
> > Co. Ltd. - P.R. of China
> > Tel: +86 25 84676090
> > Fax: +86 25 84676060
> > Mobile: +86 138 01583544
> > Email: deepanshu at huawei.com
> >   ----- Original Message ----- 
> >   From: arun kumar 
> >   To: discussion at sipforum.org 
> >   Sent: Friday, January 04, 2008 4:25 PM
> >   Subject: [SIPForum-discussion] can any one tell
> me about the one way
> 
> > media in this scenario.
> > 
> > 
> >   HI Everybody,
> > 
> >    Here is  a Scenario , A SIP phone(A)
> communicates with SIP phone 
> > (B) across the proxy
> >           
> > 
> >                           (A)  INVITE/SDP----->
> (B) and after the 180 
> > ring (B) responds with 200 OK/SDP
> > 
> >   by this time (A) and (B) have exchanged the SDP
> so before (A) sends 
> > an ACK to (B) will there be a one way media from
> (A)  -- > (B) ?
> >                           
> > 
> > 
> > 
> >   -- 
> >   With Regards
> >   Arun Kumar .P
> > 
> > 
> >
>
------------------------------------------------------------------------
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> > 
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> 
> 
>  
>
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