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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I would probably set the “calling” server with a specific callerID, match on that caller ID on the recipient server and then log to a database or trigger a script to import my data. By doing that I can confirm the carrier side of things are up and that my server is actually processing calls. With some carriers providing a false ring, I don’t rely on hearing ringing as the line is actually doing anything.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thank you,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Rebecca Robinson<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>Telecom Administrator<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>Office: 913.648.5858 ext. 291<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> asterisk-users-bounces@lists.digium.com [mailto:asterisk-users-bounces@lists.digium.com] <b>On Behalf Of </b>Aurimas Skirgaila<br><b>Sent:</b> Thursday, February 09, 2012 8:36 AM<br><b>To:</b> Asterisk Users Mailing List - Non-Commercial Discussion<br><b>Subject:</b> [asterisk-users] checking if a phone number is UP<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>hi,<o:p></o:p></p><div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>We have a phone number from third party provider which is used for inbound calls. How could I monitor if this <u>phone number</u> is reachable?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>the initial idea doesn't sound elegant: <o:p></o:p></p></div><div><p class=MsoNormal>- on my SIP server I set couple seconds of ringing before Answer().<o:p></o:p></p></div><div><p class=MsoNormal>- the monitoring server calls to that phone number for few seconds, checks if it "hears" the ringing and hangs up the call.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>**<o:p></o:p></p></div><div><p class=MsoNormal>I use Nagios to check if my services are UP using check_sip, but it this situation I'm more concerned about my DID provider than my server. It's just like pinging a phone number.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thank you,<o:p></o:p></p></div><div><p class=MsoNormal>Aurimas<o:p></o:p></p></div></div></div></div><font face="monospace">Confidentiality Statement & Notice: This email is covered by the <br>
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