[SIPForum-discussion] Media Play Call Flow
XuRui
BeShrek at msn.com
Wed Apr 18 09:22:58 UTC 2007
Hi Siva M & Alex,
>I think the announcement is played for A to be informed the call is
> forwarded.
I draw a new sequence in the attachment.
Is it the right thing?
Regards,
Xu Rui
----- Original Message -----
From: <alexzhang at gdnt.com.cn>
To: <BeShrek at msn.com>; <sivam at motorola.com>; <discussion at sipforum.org>
Sent: Wednesday, April 18, 2007 4:58 PM
Subject: Re: [SIPForum-discussion] Media Play Call Flow
>I think the announcement is played for A to be informed the call is
> forwarded.
>
>
> -- A l e x
>
> -----Original Message-----
> From: discussion-bounces at sipforum.org
> [mailto:discussion-bounces at sipforum.org] On Behalf Of XuRui
> Sent: Wednesday, April 18, 2007 4:30 PM
> To: Siva M-Q16748; discussion at sipforum.org
> Subject: Re: [SIPForum-discussion] Media Play Call Flow
>
> Hi,
>
> I hope this sequence will be what you need.
> But it looks something strange for me that B could listen to
> announcement after it times out.
> Hope it helpful.
>
> A AS B C
> MS
> | INVITE | | |
> |
> |------------------>| INVITE | |
> |
> | 100 |------------------>| |
> |
> |<------------------| | |
> |
> | | 100 | |
> |
> | |<------------------| |
> |
> | | 180 | |
> |
> | 180 |<------------------| |
> |
> |<------------------| | |
> |
> | | 408 | |
> |
> | |<------------------| |
> |
> | | ACK | |
> |
> | |------------------>| |
> |
> | | | |
> |
> | | INV | |
> |
> | |------------------>| |
> |
> | | 100 | |
> |
> | |<------------------| |
> |
> | | 200 | |
> |
> | |<------------------| |
> |
> | | ACK | |
> |
> | |------------------>| |
> |
> | | | |
> |
> | | INV | |
> |
> |
> |---------------------------------------------------------->|
> | | INV | |
> |
> | |-------------------------------------->|
> |
> | | 100 | |
> |
> |
> |<----------------------------------------------------------|
> | | 100 | |
> |
> | |<--------------------------------------|
> |
> | | 200 | |
> |
> |
> |<----------------------------------------------------------|
> | | ACK | |
> |
> |
> |---------------------------------------------------------->|
> | | re-INVITE | |
> |
> | |------------------>| |
> |
> | | 100 | |
> |
> | |<------------------| |
> |
> | | 200 | |
> |
> | |<------------------| |
> |
> | | ACK | |
> |
> | |------------------>| |
> |
> | | 200 | |
> |
> | |<--------------------------------------|
> |
> | | ACK | |
> |
> | |-------------------------------------->|
> |
> | 200 | | |
> |
> |<------------------| | |
> |
> | ACK | | |
> |
> |------------------>| | |
> |
> | re-INVITE | | |
> |
> |<------------------| | |
> |
> | 100 | | |
> |
> |------------------>| | |
> |
> | 200 | | |
> |
> |------------------>| | |
> |
> | ACK | | |
> |
> |<------------------| | |
> |
> | | | |
> |
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> ~~~~~~~~~~~
> | | Session Media... |
> |
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> ~~~~~~~~~~~
> | | | |
> |
>
>
> Regards,
> XuRui
>
> ----- Original Message -----
> From: "Siva M-Q16748" <sivam at motorola.com>
> To: <discussion at sipforum.org>
> Sent: Wednesday, April 18, 2007 3:41 PM
> Subject: [SIPForum-discussion] Media Play Call Flow
>
>> Hi
>>
>> Could anyone help me with how the call flow should be for the below
>> mentioned scenario
>>
>> A calls B
>> B Rings and Times out
>> Application server sends INVITE for C
>> Parallelly Application server has to play announcement for B that call
>
>> is being Forwarded.
>> Once C answers A and C should get connected .
>>
>> Regards,
>> Siva M
>>
>> _______________________________________________
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>>
> _______________________________________________
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