https://support.8x8.com/devices-accessories/phones/poly/factory-reset-poly-phone


  1. Go to Menu>Settings>Advanced (123, 456, etc.)>Administration Settings>Reset to Defaults>1,2, and 3
  2. Cancel startup and hold down 1+3+5 and then enter MAC address
  3. If that doesn't work reboot and restart the phone
  4. Go to https://ipaddress


https://businesssupport.vonage.com/articles/answer/Polycom-VVX-Series-Phone-Setup-21477


  1. Sign in as Admin
  2. Password: 456, 789, 321109, etc.
  3. Settings>Provisioning Server
  4. Server Type: HTTPS
  5. Server User: Leave Blank
  6. Server Password: Leave Blank
  7. Boot Server: Select Custom from the menu
  8. Boot Server Option: 128
  9. Click Save