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Building A Telephony Application With FreeSWITCH and Lua :

Building A Telephony Application With FreeSWITCH and Lua :. Employee Time Clock. William Dale, PE - Cluecon 2009 – www.labortimetracker.com. Architecture Overview. PSTN Gateway COM Server Application Server Database Server. PSTN Gateway (Inbound Phone Call).

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Building A Telephony Application With FreeSWITCH and Lua :

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  1. Building A Telephony Application With FreeSWITCH and Lua: Employee Time Clock William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  2. Architecture Overview • PSTN Gateway • COM Server • Application Server • Database Server PSTN Gateway (Inbound Phone Call) • Com Server (FreeSWITCH) • ✓ Dial Plan • Lua Script • Mod_CURL Database Exec Stored Procedure Web Service Querystring Parameter (HTTP Get) William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  3. Route Phone Call to FreeSWITCH • Contractwith PSTN Provider • SIP Trunk • Toll Free Inbound • Secondary SIP Trunk • Register Gateway withFreeSWITCH PSTN Gateway (Inbound Phone Call) William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  4. FreeSWITCH • RegisterGateways (SOFIA STATUS) • Enable Modules • Mod_flite • Mod_curl • Configure Dialplan • Regex the InboundNumber(s) • Transfer inboud call to extension 5050 • ExecLua script based on extension • Com Server (FreeSWITCH) • ✓ Dial Plan • Lua Script • Mod_CURL William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  5. Web Services • Setup Listener • Security • Source IP • SSL • TOKEN • Return values • XML • CSV • FixLength String Value Web Service Querystring Parameter (HTTP Get) William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  6. Call Database • Database Call • ExecStoredProcedures • Pass in parameters • Performance • Keepwithin 40 – 80 ms. Database Exec Stored Procedure William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  7. DEMO Application • Login into • Freeswitch (fs_cli) • Labor Time Tracker (Web App) • Call Toll Free Number • Enter Department ID • Enter PIN • Employee has punchedtimeclock! William Dale, PE - Cluecon 2009 – www.labortimetracker.com

  8. Building A Telephony Application With FreeSWITCH and Lua: Question and Answers wdale@utiliware.com William Dale, PE - Cluecon 2009 – www.labortimetracker.com

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