Cisco IP Phone: Why doesn't my phone ring?

Issue: My phone isn't ringing and I should be getting calls.

Environment: Cisco IP Phone

Resolution:

Check out these possible reasons...

• The "Do not disturb" function is enabled, indicated by a warning banner across the top of the phone (in red if a color display or in gray if not a color display)
  • Press the ".." button at the bottom of the display
  • Press the "Do not disturb" button at the bottom of the display to turn it off.
• Your ringer volume is turned down all the way
  • With the handset in the cradle, increase the ring volume by pressing the "+" button side of the long toggle bar near the lower left side of your phone
• Your phone is forwarded
  • Press the "Forward off" button at the bottom of the display
  • If you don't have a "Forward off" button at the bottom of the display but instead have a "Forward all" button, your phone is not forwarded
• You are logged out of a hunt group