Pull the plug on the Router and Unscrew the Coax, wait 2 minutes. Reconnect Coax then Plug power back in. Wait 2~3 minutes for the system to boot and establish connection to the Verizon network. If you still have no WAN connection call Verizon because you have a problem with service delivery.
Your Widgets/ Guide Data/ On Demand, ALL rely on the Data via that Router.