Re: [Sip] TCP to UDP rtcp media attributes in SDP not passing through nextone

[Adam Roach <[e-mail]>]

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On 2/12/10 07:16, Feb 12, Nitin Kapoor wrote:
> Aayush,
>
> Please find the attached Traces for both legs.
>
> Thanks,
> Nitin Kapoor
>
> On 12 February 2010 08:12, aayush bhatnagar 
> <[e-mail] <mailto:[e-mail]>> wrote:
>
>     Can you paste wireshark logs for both ends of the SBC?
>
>     On 12/02/2010, Nitin Kapoor <[e-mail]
>     <mailto:[e-mail]>> wrote:
>     > Dear Friend,
>     >
>     > I have some query about UDP & TCP for signaling.
>     >
>     > Basically I am using TCP protocol for signaling from my customer
>     to SBC and
>     > then SBC to Vendor using UDP for signaling. I mean CS user TCP
>     to SBC, UDP
>     > to carrier.  And OCS sends initial 183 with sdp that contains
>     rtcp media
>     > attribute information and SBC does not forward formation to
>     carrier via UDP.
>     >
>     >
>     > Call Flow is like this.
>     >
>     > UAC (Private)                    SBC
>     > UAS(Public)
>     >
>     > |-----------Invite(TCP)---------->
>     > |                                                       |
>     > |
>     > |                                                       |
>     > |<-------- 100 Trying ------------ |
>     >                                           |
>     > |                                        | ----------- Invite
>     > (UDP)----------------------->|
>     > |
>     > |                                                       |
>     > |                                        |<--------- 100 Trying
>     > ---------------------------|
>     > |
>     > |                                                       |
>     >                                          | <---- 183 SDP Session
>     > Progress-------|
>     > |                                        |(183 SDP with RTCP Media
>     >     |
>     > |                                        |Attribute).
>     >                                        |
>     > |<--------- 183 SDP -------------
>     > |
>     > |
>     > | 183 SDP Session
>     > progress|                                                       |
>     > | Without RTCP Media         |
>     >                                                |
>     > |Attribute
>     > |                                                       |
>     > |
>     > |                                                       |
>     > |
>     > |                                                       |
>     > |
>     > |                                                       |
>     >
>     > Could anyone please help me out on this scenario. Why it’s not
>     sending the
>     > RTCP attribute to my UAC? Is there anything related to standard.
>     >
>     > I can share the Traces, if its required.
>     >
>     > Thanks,
>     > Nitin Kapoor
>     >
>
>
>     --
>     aayush
>     http://in.linkedin.com/in/abhatnagar19
>     ======
>
>
>
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