Re: Two Media Stream in One call

Hello,

Can anyone help me out please on this.

Thanks,
Nitin Kapoor

2009/12/16 Nitin Kapoor <[email protected]>

> Hello Roni,
>
> I still have the doubt.. the point you have mentioned that the the RTP is
> the unidirectional and because of that it is showing me two RTP streams.
>
> But if we are decoding the RTP packets and whenever i am trying to hear the
> messages then i can see that both have the different conversion..which is
> confusing me lot... because without CONFERENCE call how one call have two
> different conversion or RTP stream  in one dialog...
>
> Please correct me if i am wrong.
>
>
> Thanks,
> Nitin Kapoor
>
> 2009/12/10 Roni Even <[email protected]>
>
>>  This is a normal call, RTP is unidirectional and this is why you see two
>> RTP streams one from each side for each media channel.
>>
>> Roni
>>
>>
>>
>> *From:* Nitin Kapoor [mailto:[email protected]]
>> *Sent:* Thursday, December 10, 2009 8:03 PM
>> *To:* Roni Even
>> *Cc:* Christer Holmberg; [email protected]
>>
>> *Subject:* Re: [Sip] Two Media Stream in One call
>>
>>
>>
>> Roni,
>>
>> So is that the normal call.. I mean is it possible or you have seen any
>> issue into it..
>>
>> Please help me on this.
>>
>> Thanks,
>> Nitin Kapoor
>>
>> 2009/12/10 Roni Even <[email protected]>
>>
>> Hi,
>> I looked at the SDP you send, you are seeing two RTP streams, one for each
>> direction. Since both sides talk than you see one RTP steam from
>> 8.15.244.11
>> in one direction to port 10766 and one from 64.156.174.71 going to the
>> other
>> direction to port 19612
>>
>> Roni Even
>>
>>
>> > -----Original Message-----
>> > From: [email protected] [mailto:[email protected]] On Behalf Of
>>
>> > Christer Holmberg
>> > Sent: Thursday, December 10, 2009 3:54 PM
>> > To: Nitin Kapoor; [email protected]
>> > Subject: Re: [Sip] Two Media Stream in One call
>> >
>> >
>> > Hi,
>> >
>> > It is possible.
>> >
>> > In theory this could be done with a single c- line, because SDP only
>> > talks about where media is to be sent - not where it comes from.
>> >
>> > In reality, however, I assume this is a case where each m- line has its
>> > own c- line, each with a different IP address.
>> >
>> > Regards,
>> >
>> > Christer
>> >
>> >
>> > -----Original Message-----
>> > From: [email protected] on behalf of Nitin Kapoor
>> > Sent: Thu 12/10/2009 2:10 PM
>> > To: [email protected]
>> > Subject: [Sip] Two Media Stream in One call
>> >
>> > Hello All,
>> >
>> > I am facing the issue with one of my customer where he is getting two
>> > media
>> > streams in one call and they are using SBC(Nextone)
>> >
>> > I checked the signaling traces and everything looks okay to me as well
>> > as
>> > the RTP traces too.
>> >
>> > As per the traces one  RTP packet is going from 64.156.174.71 and the
>> > other
>> > is coming from 8.15.244.11.
>> >
>> > Could you please let me know is it possible where i can have the two
>> > media
>> > streams in one call when this is the not the conference call. And if
>> > this is
>> > possible then what is the scenario where its possible.
>> >
>> > Please find the attached traces for the same.
>> >
>> > Thanks,
>> > Nitin Kapoor
>> > General Telecom
>> >
>>
>> > _______________________________________________
>> > Sip mailing list  https://www.ietf.org/mailman/listinfo/sip
>> > This list is for NEW development of the core SIP Protocol
>> > Use [email protected] for questions on current sip
>> > Use [email protected] for new developments on the application of sip
>>
>>
>>
>
>

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