[pjsip] Can PJSIP register with hundreds of VoIP providers at one time?

[Eric Chamberlain]

On Oct 7, 2009, at 12:09 AM, Klaus Darilion wrote:

>
>
> Eric Chamberlain schrieb:
>> Hello,
>> We'd like to move registration to upstream VoIP providers off of  
>> Asterisk and on to something that can be updated dynamically and  
>> maintained in a database.  Could the python pjsip module be used to  
>> perform registrations on behalf of the Asterisk server (contact  
>> info would point to the Asterisk server)?  If so, can it scale up  
>> and handle hundreds or thousands of registrations at a time?
>
> Of course this only works if your upstream VoIP provider accepts the  
> value in the contact header. Many providers (me too) do ignore  
> Contact completely and use IP:port from where the request was  
> received instead.
>

Klaus,

Interesting point.  How does your or other providers' configurations  
handle multiple registrations from the same IP:port?  Multiple users  
behind a firewall for example?  If you ignore the contact, how does  
the registering device know where to route an inbound call?

--
Eric Chamberlain