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List:       sip-implementors
Subject:    Re: [Sip-implementors] WalkieTalkie
From:       Markus Hofmann <mhofmann () nero ! com>
Date:       2006-07-31 13:41:04
Message-ID: 44CE0870.3080002 () nero ! com
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Hi Denis,

this sounds for me, that you Offer/Answer (no codec) does not work or a
mandatory header is missing in you INVITE or 200 OK (like Contact).
Siemens is recognizing this and send back a BYE or a 4xx response.

Regards,

Markus

Denis Bulichenko wrote:
> Hello
> 
>  
> 
> Does anybody know Siemens mobile phones PoC call flow? It seems slightly
> differs from OMA standard...
> 
> When I'm sending 200 OK in the answer to INVITE mobile phone send ACK
> and BYE....
> 
> When I'm trying to invite mobile phone it rejects all my requests with
> 400 Bad Request...
> 
>  
> 
> So... Does anybody know such a problem?
> 
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