https://community.cisco.com/t5/ip-telephony-and-phones/phone-unprovisioned-7940/m-p/4014412#M385642 <P>Hello,</P> <P>Maybe you should try to read the following 2 to get some better understanding for troubleshooting:</P> <P><A href="https://www.voip-info.org/asterisk-phone-cisco-79xx/" target="_blank">https://www.voip-info.org/asterisk-phone-cisco-79xx/</A></P> <P><A href="https://www.voicenet.eu/wp-content/uploads/2016/06/Asterisk-With-Cisco-IP-Phones.pdf" target="_blank">https://www.voicenet.eu/wp-content/uploads/2016/06/Asterisk-With-Cisco-IP-Phones.pdf</A></P> <P>&nbsp;</P> <P>G</P> Mon, 20 Jan 2020 07:30:17 GMT George Sotiropoulos 2020-01-20T07:30:17Z https://community.cisco.com/t5/ip-telephony-and-phones/phone-unprovisioned-7940/m-p/4009534#M385483 <P>i recently reset my cisco ip phone 7940 to factory setting due to some functionality issues which i recently have been using via asteriks pbx server, thereafter, when i try again to set the sip and network settings accepts but on calling it shows calling (out IVN) message ...who can help me go about it</P> Fri, 10 Jan 2020 16:06:17 GMT https://community.cisco.com/t5/ip-telephony-and-phones/phone-unprovisioned-7940/m-p/4009534#M385483 nasiif 2020-01-10T16:06:17Z https://community.cisco.com/t5/ip-telephony-and-phones/phone-unprovisioned-7940/m-p/4014412#M385642 <P>Hello,</P> <P>Maybe you should try to read the following 2 to get some better understanding for troubleshooting:</P> <P><A href="https://www.voip-info.org/asterisk-phone-cisco-79xx/" target="_blank">https://www.voip-info.org/asterisk-phone-cisco-79xx/</A></P> <P><A href="https://www.voicenet.eu/wp-content/uploads/2016/06/Asterisk-With-Cisco-IP-Phones.pdf" target="_blank">https://www.voicenet.eu/wp-content/uploads/2016/06/Asterisk-With-Cisco-IP-Phones.pdf</A></P> <P>&nbsp;</P> <P>G</P> Mon, 20 Jan 2020 07:30:17 GMT https://community.cisco.com/t5/ip-telephony-and-phones/phone-unprovisioned-7940/m-p/4014412#M385642 George Sotiropoulos 2020-01-20T07:30:17Z