@fishy1 Move your PC to LAN3 or use another cable (CAT 5E/6) to connect to C80 and see if that helps. You may consider upgrading the C80 FW if the former doesn't help and try again.

@Precisely Here's how I did that with Access Control. Keep in mind that in newer devices Access Control has been implemented differently - there's a White and Black lists. Another thing to consider...

@Pbanga Give some more details about your local network - is there any ISP modem connected before the A6 ? Is your WAN port connection PPPoE or Dynamic IP ? Have you browse the A6 logs for any...

@R00T99 First number is the main version and the second is the subversion => v1.20 is the correct one. The device sticker is mandatory when determining the exact HW version, which is important when a...

@SamTeck What's your modem make and model ? Try to change the ethernet cable between the modem and the router with new one (CAT5E/6) and test if any difference? Also if the modem has more than one...

@Pbanga Follow this troubleshooting guide and see if that will help in your case.