@Clive_A Thanks for this. It looks it's said on the webpage, ER605 concurrent session is like 150,000, that's really a big number. I enabled the session limit and can see it's only about a few...

No port forwarding on the router

By the way, I also use VPN features on this router, including ikev2, OpenVPN and WireGuard. Of course, there is no VPN connection before the crash. DHCP is enabled, but that machine running...

@RaRu thanks for this. I am not using ACL, VLAN or any special filtering on this router. I turned on bandwidth control just to check if it would help, but it still crashes. I am using PPPOE to...

It's bit weird here. It looks my ER 605 will restart itself when it has heavy traffic for upload and download, such as when using bittorrent software. And with the restart, all logs are lost and no...

@Clive_A probably you are right it's the issue with apple. But I didn't have issue with my old router which is not tplink. anyway I have updated my iOS to 18, hope it can help to solve the issue...