I would like to implement SIP SIMPLE into my FS configuration. For use with Bria client. <div><br></div><div>I&#39;ve looked into mod_sms and it seems to be the way go.</div><div><br></div><div>If so, are there a standard example for a dial plan for sending messages between clients?</div><div>And instead &quot;voicemail&quot; for calls are there a queue functions build in, for if clients are offline?</div>