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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'>The users list probably isn’t the best place for this discussion. Send me a note directly if you like.<o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>--Don</span><span lang=EN style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><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>A E [Gmail]<br><b>Sent:</b> Sunday, May 27, 2012 1:28 AM<br><b>To:</b> Asterisk Users Mailing List - Non-Commercial Discussion<br><b>Subject:</b> Re: [asterisk-users] Common/Reasonable Assumption on DID/Channel over-subscription<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-family:"Trebuchet MS","sans-serif"'>I suspected as much :)</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Trebuchet MS","sans-serif"'>Well, it IS a calling card; people call an access number, dial an international number. </span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Trebuchet MS","sans-serif"'>Assuming typical ALOC to be 8 mins which is seen quite often in International calls esp. in ethnic communities, and since the service hasn't launched yet, it's hard to tell what the incoming traffic will be like but in order for us to purchase the channel packs, we do need to figure out the ratio of over-subscription we can use for the number of channels to buy so while I understand it's a little vague, just wanted to hear from people who're running similar services and what is their actual channel usage and if they have consciously designed it using an assumption for this ratio or they just buy more channels and/or DIDs looking at historical data (or customer complaints)</span><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>On Sat, May 26, 2012 at 8:46 PM, Don Kelly <<a href="mailto:dk@donkelly.biz" target="_blank">dk@donkelly.biz</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I don’t think it’s possible to suggest a ratio without knowing what your actual application “similar to calling card services” is.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>--Don</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Don Kelly</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>PCF Corp<br>People Come First<br><a href="tel:651%20842-1000" target="_blank">651 842-1000</a><br><a href="tel:651%20842-1001" target="_blank">651 842-1001</a> fax</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><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"'> <a href="mailto:asterisk-users-bounces@lists.digium.com" target="_blank">asterisk-users-bounces@lists.digium.com</a> [mailto:<a href="mailto:asterisk-users-bounces@lists.digium.com" target="_blank">asterisk-users-bounces@lists.digium.com</a>] <b>On Behalf Of </b>A E [Gmail]<br><b>Sent:</b> Saturday, May 26, 2012 5:13 PM<br><b>To:</b> Asterisk Users Mailing List - Non-Commercial Discussion; FreeSWITCH Users Help<br><b>Subject:</b> [asterisk-users] Common/Reasonable Assumption on DID/Channel over-subscription</span><o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-family:"Trebuchet MS","sans-serif";color:#663366'>Hello All,</span><o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-family:"Trebuchet MS","sans-serif";color:#663366'>just throwing this out there. What are people generally using these days when designing their services, esp. those that require a user to call a DID to access their system, similar to calling card services. There was a time when this used to be 50 to 1 for DIDs, and about 10 to 1 for number of channels bought in SMB with IP-PBX. </span><o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-family:"Trebuchet MS","sans-serif";color:#663366'>I believe this would have changed today and assuming a service is pretty popular, the ALOCs are longer due to cheaper rates and convenience of calling. Does anyone have any real world numbers they can share? Is 10 to 1 a good ratio to ensure a user practically never gets a "circuits are busy"?</span><o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-family:"Trebuchet MS","sans-serif";color:#663366'>Thanks in advance</span><o:p></o:p></p></div></div></div></div></div></div><p class=MsoNormal><br>--<br>_____________________________________________________________________<br>-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com" target="_blank">http://www.api-digital.com</a> --<br>New to Asterisk? Join us for a live introductory webinar every Thurs:<br> <a href="http://www.asterisk.org/hello" target="_blank">http://www.asterisk.org/hello</a><br><br>asterisk-users mailing list<br>To UNSUBSCRIBE or update options visit:<br> <a href="http://lists.digium.com/mailman/listinfo/asterisk-users" target="_blank">http://lists.digium.com/mailman/listinfo/asterisk-users</a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>