https://community.cisco.com/t5/voice-systems-and-accessories-small-business/phone-device-state-detecting-using-tapi/m-p/4636036#M59002 <P>Hello ,&nbsp;</P><P>we are trying to detect if a Cisco TAPI device ( can be IP Phone , IP Communicator etc)&nbsp; is disconnected from the network or powered off .&nbsp; From TAPI we couldnt find an option to get an event in the case of such an incident.&nbsp; We are not getting any events in the line call back also&nbsp; if a network disconnect or power off is happening.&nbsp; &nbsp;We also tried using the PHONECALLBACK function , but the initialize using&nbsp;phoneInitializeExA&nbsp; is returning 0 devices although we have one IP communicator being registered in the CUCM.&nbsp; &nbsp;Any help to resolve this issue is highly appreciated.&nbsp;</P><P>&nbsp;</P><P>Thanks and Regards</P><P>Abdul Rasheed</P> Tue, 21 Jun 2022 17:11:43 GMT rasheed_speechlogix 2022-06-21T17:11:43Z https://community.cisco.com/t5/voice-systems-and-accessories-small-business/phone-device-state-detecting-using-tapi/m-p/4636036#M59002 <P>Hello ,&nbsp;</P><P>we are trying to detect if a Cisco TAPI device ( can be IP Phone , IP Communicator etc)&nbsp; is disconnected from the network or powered off .&nbsp; From TAPI we couldnt find an option to get an event in the case of such an incident.&nbsp; We are not getting any events in the line call back also&nbsp; if a network disconnect or power off is happening.&nbsp; &nbsp;We also tried using the PHONECALLBACK function , but the initialize using&nbsp;phoneInitializeExA&nbsp; is returning 0 devices although we have one IP communicator being registered in the CUCM.&nbsp; &nbsp;Any help to resolve this issue is highly appreciated.&nbsp;</P><P>&nbsp;</P><P>Thanks and Regards</P><P>Abdul Rasheed</P> Tue, 21 Jun 2022 17:11:43 GMT https://community.cisco.com/t5/voice-systems-and-accessories-small-business/phone-device-state-detecting-using-tapi/m-p/4636036#M59002 rasheed_speechlogix 2022-06-21T17:11:43Z