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<span style="font-weight: bold;">first of all my topology is as such:</span><br style="font-weight: bold;"><br style="font-weight: bold;"><span style="font-weight: bold;">Softphones<<-->> asterisk <<--> sipura</span><br style="font-weight: bold;"><br style="font-weight: bold;"><span style="font-weight: bold;">softphone with peer number 100, calls another softphone with peer number as 200. (both has asterisk as gateway)</span><br style="font-weight: bold;"><br style="font-weight: bold;"><span style="font-weight: bold;">relevant extensions.conf:</span><br><br>exten => _1XX,1,Dial(SIP/${EXTEN},20) ;each ring equals to 5 seconds so it will ring 3 times<br>exten => _1XX,2,VoiceMail(${EXTEN}@default) ; direct 2 voicemail box if line is busy or unavailable<br>exten => _1XX,3,HangUp()<br>exten => _2XX,1,Dial(SIP/${EXTEN},20) ;each ring equals to 5 seconds so it will ring 3 times<br>exten => _2XX,2,VoiceMail(${EXTEN}@default) ; directs to voicemail box if line is busy or unavailable<br>exten => _2XX,3,HangUp()<br><br><br><span style="font-weight: bold;">relevant sip.conf:</span><br style="font-weight: bold;"><br>[200]<br>type=friend<br>host=dynamic<br>secret=1234<br>context=spa<br>mailbox=102@default<br><br>[200]<br>type=friend<br>host=dynamic<br>secret=1234<br>context=spa<br>mailbox=102@default<br><br><br><span style="font-weight: bold;">in the meantime, an incoming call comes through Sipura which is directed to:</span><br><br>[incoming-samer]<br>exten => 201,1,Answer() ; Answer inbound calls<br>exten => 201,2,Playback(silence/1)<br>exten => 201,3,Background(joyce) ; input an extension<br>exten => 201,4,WaitExten(8)<br>exten => 201,5,Dial(SIP/220,15)<br>exten => 201,4,Wait(8)<br>include => spa<br>exten => 201,n,Hangup()<br><br style="font-weight: bold;"><br style="font-weight: bold;"><span style="font-weight: bold;">suddenly, the first conversation between 100 and 200, hears the attendant audio message "joyce" welcoming the caller(the one calling sipura in a completely different call) and listens to the entire conversation that the incoming caller is having..</span><br><br /><hr />Invite your mail contacts to join your friends list with Windows Live Spaces. It's easy! <a href='http://spaces.live.com/spacesapi.aspx?wx_action=create&wx_url=/friends.aspx&mkt=en-us' target='_new'>Try it!</a></body>
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