Hello,

On 6/6/12 9:57 PM, Stoyan Mihaylov wrote:
We use Jitsi as SIP client, and openxcap along with camailio to handle presence. Then jitsi know if account is online or offline. Our Asterisk dont know nothing about accounts (it accepts all calls from kamailio). There I run AGI scripts, which can check kamailio tables - and I can know if account is online or offline. Of course this do not work if account is "forced" to offline.
But may be there is better solution.

On Wed, Jun 6, 2012 at 10:04 PM, Dominik Mauritz <dominik.maur...@web.de <mailto:dominik.maur...@web.de>> wrote:

    I have already tried that. I defined SIP-Accounts in Asterisk with
    host=<Kamailio-IP> (instead of host=dynamic). This solves the
    described problem but it also has side effects:

    - You don't have the correct presence status on your phone (e. g.
    xlite) indicating wether the account is online or offline
    - Asterisk always sends invites to Kamailio on incoming calls even
    if there is no phone registered to the account

    These are not the worst things in the world, but it is maybe not
    the best solution possible.



    Am 06.06.12 20:41, schrieb Stoyan Mihaylov:

        We use also Kamailio in front of Asterisk - but I forward only
        calls to Asterisk - register/unregister stay in Kamailio.
        Asterisk dont know which device is registered, and which is not.


        On Wed, Jun 6, 2012 at 8:20 PM, Dominik Mauritz
        <dominik.maur...@web.de <mailto:dominik.maur...@web.de>
        <mailto:dominik.maur...@web.de
        <mailto:dominik.maur...@web.de>>> wrote:

           Hi All,

           some days ago I installed Kamailio as a front end for
        Asterisk following this tutorial:

        
http://kb.asipto.com/asterisk:__realtime:kamailio-3.1.x-__asterisk-1.6.2-astdb
        
<http://kb.asipto.com/asterisk:realtime:kamailio-3.1.x-asterisk-1.6.2-astdb>



           I added Multi Domain support and adjusted some other things
        to fit my environment. Almost everything is working perfectly
        now. One small issue is left:

           With Kamailio in front of Asterisk I have one feature (next
        to other cool things) I was missing for years. I am now able
        to register more than one device on the same SIP account. This
        is nothing new for Kamailio users but Asterisk doesn't support
        this.

           If I register two phones on one SIP account with Kamailio
        everything is fine. They are able to make outgoing calls and
        both ring on incoming calls. But if one phone unregisters
        Kamailio forwards the unregister request to Asterisk and
        Asterisk sets this account to offline. Now a call comes in but
        Asterisk is not sending out an invite because for Asterisk the
        phone is offline.

           I wonder if it is possible to forward an unregister request
        from Kamailio to Asterisk only if the last endpoint registered
        with one SIP account unregisters. If there is more than one
        endpoint using the same Account Kamailio should not forward
        the unregister request to Asterisk.

           Any idea?

you can use reg_fetch_contacts(...) in your config to find out how many contacts are for an user and based on that do not send the un-register to asterisk, see:

http://kamailio.org/docs/modules/stable/modules_k/registrar.html#id2498205
http://kamailio.org/docs/modules/stable/modules_k/registrar.html#id2498441

Cheers,
Daniel

--
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, Seattle, USA, Sep 23-26, 2012 - 
http://asipto.com/u/katu
Kamailio Practical Workshop, Netherlands, Sep 10-12, 2012 - 
http://asipto.com/u/kpw



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