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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>Dear all<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>I am trying to create a service which will generate missed calls. In order to be more accurate, I want to CANCEL the request when 180 is received.<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>The scenario is the following<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>Asterisk Invite -> OpenSIPs -> Carrier<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>Carrier 183 -> OpenSIPs -> Asterisk<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>Carrier 180 -> OpenSIPs<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:9.0pt;line-height:16.5pt'><span style='color:#595959'>OpenSIPs Cancel -> Carrier<o:p></o:p></span></p><p class=MsoNormal><span style='color:#595959'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#595959'>Is that possible to be done from script without external app?<o:p></o:p></span></p><p class=MsoNormal><span style='color:#595959'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#595959'>Regards<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>