hi guys i'm in corby area{northants} and my cable modem {terayon 120}was doing the same as yours
its been down since thursday 16.00 -but just come home from nightshift right now and its back on-phone tech{india} yesterday and they said theres nothing
wrong in my area

meant to have engineer coming out on tuesday as well
-al well i'll just waste another 30 mins in the phone queue to cancel now