This morning my nbn modem had a red light flashing. I disconnected everything and reset it but to no avail. I have turned it off at the power and let it be for a number of hours. I repeated all the disconnection and reconnected all plugs and reset it. I've repeated this a number of times but the red light keeps flashing and making a clicking sound. Occasionally the red flashing light will change to a blue flashing light for a few minutes then back to red. It makes the clicking sound with both red and blue light. ... View more