[OpenSER-Users] Openser and RTPProxy

[Patrick Baker]

I was under the impression that the Cisco fixup protocols broke the SIP 
headers

Klaus Darilion wrote:
> HI PAtrick!
>
> Cisco PIX will usually rewrite SIP messages (ALG) thus it should work.
>
> regards
> klaus
>
> Patrick Baker schrieb:
>   
>> Is is possible to have a SIP UA behind nat and communicate to an 
>> OpenSER/RTP Proxy server behind nat behind nat and have everything 
>> transverse appropriately?  Or will I need something additional like STUN?
>>
>> Example:
>>
>> OpenSER + RTP Proxy + Asterisk will all reside on the same machine.
>>
>> SIP UA -> Cisco PIX ( Public IP to Localnet NAT ) -> OpenSER/RTP -> Asterisk
>>
>> Thank you for your time,
>>
>> Patrick
>>
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