There are no restrictions with which ISP the Luma can work.
Luma is compatible with any wired ethernet ISP including: TWC, Comcast, Charter, Brighthouse, Cox, AT&T, FiOS, etc.
The only requirement is an ethernet connection to the IN port of the Luma Hub.
Note: Currently, Luma does not support PPPoE connections, but can be integrated into the current PPPoE setup.
For any additional questions regarding the specific of an ISP an the configuration required to integrate Luma, please contact Luma Support at [email protected] or (800) 684-5862.