[OpenSIPS-Users] How to overcome SIP ALG on Wi-Fi routers

Russell Treleaven rtreleaven at bunnykick.ca
Tue May 3 02:59:32 CEST 2016


TCP works for me.
On May 2, 2016 8:43 PM, "Nabeel" <nabeelshikder at gmail.com> wrote:

> Thanks for the suggestions of using TLS or changing the port. I changed
> the port, but some routers are still able to mess with the SIP headers. I
> would have used TLS, if not for two reasons:
>
> 1. ICE protocol was originally designed for UDP according to RFC5245, and
> it seems to work better with UDP.
>
> 2. The SIP servers I have used (OpenSIPS and Repro) seem to be more stable
> with UDP compared to TLS (they do not randomly drop connections, throw
> unusual errors in the logs, etc.)
>
> I may try TLS again, but it would be better if there is an alternative
> workaround for UDP.
>
> On 2 May 2016 at 13:33, Patrick Wakano <pwakano at gmail.com> wrote:
>
>> Using TLS!
>> Also configuring your systems/devices to use other port than 5060 may do
>> the trick...
>>
>> On Mon, May 2, 2016 at 9:14 AM, Nabeel <nabeelshikder at gmail.com> wrote:
>>
>>> Hi,
>>>
>>> Other than using rtpproxy/NAThelper modules, is there any way to
>>> bypass/workaround SIP ALG enabled on many WiFi routers? Although SIP ALG
>>> was designed to help with NAT, in most cases it does the opposite and
>>> breaks SIP.
>>>
>>> Nabeel
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opensips.org
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>>>
>>>
>>
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>>
>
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