[Freeswitch-users] Incoming call audio problem

[Josip Djuricic]

So this is what is causing problems, now I need to check if it can be 
disabled on cisco somehow. There is no way to get pass this with FS?

Brian West wrote:
> The cisco is sending the SDP as multipart/mixed which is retarded. 
>  This isn't supported by FreeSWITCH.
>
> /b
>
> On Mar 13, 2008, at 9:53 AM, Josip Djuricic wrote:
>
>> I can tell you that FS is returning 415 errors, not AS.
>>
>> When sofia is inviting everything is well, but when as sends request 
>> then the fun starts
>>
>> Brian West wrote:
>>> I can tell you this isn't the problem ... Sofia enables ip6 by default  
>>> on linux.  The AS5300 will spew out 415 errors like crazy.
>>>
>>> /b
>>>
>>> On Mar 13, 2008, at 9:21 AM, Tamas wrote:
>>>
>>>   
>>>> Hi,
>>>>
>>>> What kind of codec list do you use on as5300? Do you have maybe ACLs
>>>> defined?
>>>> Do you use the same dial-peers for incoming and outgoing calls too?  
>>>> What
>>>> IOS version do you run?
>>>> Could you share your cisco running-config?
>>>> Could you send also the SIP messages (without RTP)?
>>>>
>>>> Regards,
>>>>    Tamas
>>>>
>>>> Josip Djuricic írta:
>>>>     
>>>>> Hi there,
>>>>>
>>>>> I was already writing about this problem, and I still didn't  
>>>>> managed to
>>>>> fix it. I thought it was a NAT problem, but now without NAT the  
>>>>> problem
>>>>> still remains.
>>>>>
>>>>> The error is like this, when I call from pstn, the call goes trough
>>>>> Cisco AS5300, then goes to FS, then to it's final destination - Ip  
>>>>> Phone.
>>>>>
>>>>> Now you can answer the phone, but you can't hear anything on any  
>>>>> side.
>>>>> And FS returns lots of SIP 415 (unsupported media type) to Cisco  
>>>>> AS5300.
>>>>>
>>>>> When you call from Voip phone to the same pstn number it all works  
>>>>> well,
>>>>> so I'm starting to be confused more and more. (and in this case  
>>>>> there is
>>>>> no 415 messages).
>>>>>
>>>>> I believe cisco is sending something that FS can't understand, in the
>>>>> INVITE's but that's just a wild guess cause I ain't sure what can FS
>>>>> exactly understand very well.
>>>>>
>>>>> Whoever want's I can send him a tcpdump, it's about 7mb tarred, so I
>>>>> can't send it to the list.
>>>>>
>>>>> Thank you all,
>>>>>
>>>>> Josip
>>>>>
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>>>>>
>>>>>
>>>>>       
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>>>   
>>
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