yes my ISP can access the modem but I dont use their firewall to protect anything. Think of it like this Internet /their modem(DMZ zone) /My DMZ router (Smartthings, Bloomsky, etc) /My network router.
It kinda of keeps them off my stuff 
yes my ISP can access the modem but I dont use their firewall to protect anything. Think of it like this Internet /their modem(DMZ zone) /My DMZ router (Smartthings, Bloomsky, etc) /My network router.
It kinda of keeps them off my stuff