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CallTower Solutions Center

How to recover Polycom VVX device from a reboot loop utilizing a DHCP server

1. Set option 66 on the DHCP server to

2. When the Welcome screen appears, hold down 1, 3, 5 at the same time for 3 seconds. 



3. Enter the password (default is either 456 or 654) and press Ok2.jpg 


4. The device will reboot. 

The VVX phone will then complete a download, restart and go through the standard boot process. The user will need to reenter their Skype for Business credentials into the device. Instructions on sign-in options are found here.   


If the phone does not exit the reboot loop or you have any additional questions, please contact support 1-800-347-5444.


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