@IrvSp Have you logged into the web GUI? I think there it shows whether the Deco gets an IPv6 address or not... http://192.168.68.1 Check if it does or doesn't....

@Jamval @IrvSp I figured the first part out on my own, but just found this "Guide". Again I have access to AT&T Fiber and remotely manage an ASUS router on Frontier Fiber.......

@IrvSp I have one friend and an acquaintance with Spectrum. Neither could care less about IPv6 unless necessary... I vaguely remember, because my BE95 is no longer the main/primary router, on the Web...

@Jamval Prefix appears to be /64 2603:xxxx:xxxx:0c2d part is matching/the same...

Probably want to follow @IrvSp .From experience with AT&T not necessary to reboot the gateway but there are settings on the gateway to set to enable IPv6. @IrvSp That 2603 address is your public IP...

@DaWiMe Please check the Hardware Version # on the bottom of the units and verify the correct latest firmware based on HW Version is installed:...