@DP1984 TL-WA1201 supports Passive PoE and if you power them with PoE/PoE+ (48v) will most probably fry them.

@Hadley Got through this guide to troubleshoot your issue.

@JURIC628 There's no special setting for the ethernet ports. You should monitor (via Wi-Fi connection to the C6) what's the status of the ethernet port connecting your PS4 during these issues: It may...

@DarkSmoggie When you connect the ONT to the C7 WAN port (Dynamic IP) you should observe the C7 WAN status so you know what's happening: Try changing the ethernet cable as a start if the C7 WAN port...

@LansoirThemtq There are reports that this is working in some cases with travel routers usually using their WISP mode. Check this thread and this thread for details.

@pavlu I doubt that you've reached the maximum number of records for address reservation feature. What you can do is to use an incognito / private tab in one of your browsers and check if that works...