My Xfinity service was increased from 400/10 to 600/20 and ever since it changed my gateway will randomly reboot at least once a day. Before the speed increase I never had this issue. Nothing at all w

I have the Archer CR500 gateway and I have a Archer A7 wireless router. I want the CR500 to act as only a modem And I want the A7 to be the wireless router I tried setting these two up to work togethe