Updgrade firmware of Cisco IP Phone

in this video, i will show you how to step by step upgrading any cisco IP Phone firmware upgrade
IP Phone 79xx series and most of the models
what you need:
1- DHCP server with option 150 enabled
2- TFTP server you can install it on same DHCP server or different computer
3- POW switch in order to turn on the  IP PHone
4- download the firmware form this link
https://software.cisco.com/download/h...
4- a xml default cnf file download form this link
https://drive.google.com/file/d/14MpA...

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