[OpenSIPS-Users] SBC Edge

[Joe Moffatt]

For the record, Metaswitch now supports path and is exactly how they prefer their new permeta sbc that they built is used.

So, I will be experimenting with that. Just looked that up in their manuals.

Joe

Sent from my iPhone

On Mar 2, 2012, at 3:22 PM, Ovidiu Sas <osas at voipembedded.com> wrote:

> On Fri, Mar 2, 2012 at 4:14 PM, Jamuel Starkey <jamuel at hcvoip.com> wrote:
>> 
>> On Mar 2, 2012, at 1:03 PM, Ovidiu Sas wrote:
>> 
>>> On Thu, Mar 1, 2012 at 4:26 PM, Joe Moffatt <joemoffatt at me.com> wrote:
>>>> I am struggling mightily.    I just installed OpenSIPS, but very confused.
>>>>  I've deployed hundreds of Asterisk boxes, but this is challenging.
>>>> 
>>>> Ideally, I want to setup OpenSIPS to handle far end NAT traversal and
>>>> forward REGISTER requests to my switch (Happens to be a Metaswitch).
>>>> 
>>>> In the commercial world, SBC's allow end user devices to use their public IP
>>>> as a outbound proxy, and the switch sees the IP address of the proxy as it's
>>>> registered location.
>>>> 
>>>> Is this possible?  I have no idea how to do that.
>>> 
>>> It is possible, but requires a good understanding of opensips and SIP protocol.
>>> The REGISTER must be properly mangled to make Metaswitch happy.
>>> 
>>> 
>> Is the methodology for REGISTER mangling proprietary or something that you can share?  I'd be interested to learning how this is accomplished in OpenSIPS as well.
> 
> No, it is not proprietary, but each softswitch has it's own requirements.
> 
> If the softswitch has path support, then it is better to use path:
> http://www.opensips.org/html/docs/modules/devel/path.html
> 
> If the softswitch doesn't have support for path, then the REGISTER
> that is sent to the softswitch must have opensips's IP in Contact (in
> order to force outbound routing from softswitch to subscribers via
> opensips).  If the subscriber is NATed, then it's opensips's
> responsibility to keep the NAT pinhole open.
> 
> 
> Regards,
> Ovidiu Sas
> 
> -- 
> VoIP Embedded, Inc.
> http://www.voipembedded.com
> 
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