Not if it's not affecting anything, connectivity / speeds. It's normal.
The lights did not used to blink at all. It just started today after about 6 months. My router is bridged so I should not be using the Xfinity modem as my router, only my Linksys. Why have they started blinking now???
6 month old dead thread now being closed. Please start a new topic for your issue if you feel the need.