oKAY, i AM READY TO GO BACK TO OPTIMUM.. THE ONT IS BEEPING AND BEEPING..CALLED TECH SUPPORT AND ADVISED HAVE HAD FIOS 1 1/2 YEARS THEY SAY I NEED A NEW BATTERY AND TO CALL ANOTHER NUMBER. IF IT HAD BEEN UNDER A YEAR THEY WOULD HAVE REPLACED IT FREE. CALLED THE NEW NUMBER AND THEY WANT $46.00 AND $10.00 TO SHIP THIS TO ME. ARE THEY OUT OF THEIR MINDS? i IMMEDIATELY CALLED EVERYONE I KNOW WHO HAS THE FIOS TO INFORM THEM OF WHAT THEY CAN EXPECT..SERIOUSLY CONSIDERING GO BACK TO WHERE I STARTED WITH OPTIMUM, IN THIS DAY AND AGE WHO CAN AFFORT TO SPEND $56.00 EVERY 1 1/2 YEARS. ALSO AFTER LOOKING ON LINE IT SEEMS THESE BATTERIES SHOULD ONLY COST $20-30.00, SO WE GET RIPPED OFF ANYHOW.