[SR-Users] Kamailio as SUBCRIBE client

[Olle E. Johansson]

> On 8 Oct 2021, at 08:47, Daniel-Constantin Mierla <miconda at gmail.com> wrote:
> 
> Hello,
> 
> presence service are decoupled from registration service in SIP. To get
> notified on a specific event, then the UA has to send a SUBSCRIBE to the
> presentity for that event. Even the SUBSCRIBE comes to Kamailio, you can
> route it to another SIP system. It is quite common for Kamailio to
> handle SUBSCRIBE for user presence event and route SUBSCRIBE for MWI to
> media server (e.g., Asterisk or FreeSwitch). Just to routing based on
> Event header conditions.
> 
For scalability, a media server can PUBLISH events to Kamailio that will
handle a large amount of subscribers that get the events.

I think there was some work done in Asterisk to get this done. I had an early
implementation many years ago. Don’t know the current state though.

/O 
> Cheers,
> Daniel
> 
> On 07.10.21 18:05, Jerry Kendall wrote:
>> 
>> Hi there...
>> 
>> Is there a way for Kamailio to proxy the presence status of items on
>> FreeSWITCH???
>> 
>> for example:
>> 
>> x201 registers via Kamailio and subscribes to the presence of 'Night
>> Mode' (normally, BLF set to *21)
>> Night Mode is on the FreeSWITCH server and toggled by dialing a
>> feature code (*21)
>> How can I get the status of Night Mode sent to the BLFs on x201 when
>> the device is reg'd to Kamailio and not FS ?
>> 
>> 
>> Can it be done? (likely but how)
>> 
>> 
>> Jerry
>> 
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> 
> -- 
> Daniel-Constantin Mierla -- www.asipto.com
> www.twitter.com/miconda -- www.linkedin.com/in/miconda
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> 
> 
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