Yes, for two days now it started breaking again with that swiss watch precision and syncronicity. I will open another support ticket with TP-LINK - but wanted to make sure I'm not imagining things....

Hi guys Just wanted to check how everything is running now. After almost three weeks after escalating with TP-Link which fixed the issue - the problem reappeared on the same controllers (routers) -...

@Clive_A Thank you Clive. Escalating by opening a ticket was the way to go. They checked only one of the controllers, and eventually fixed it on all of them. Thank you so much we can consider this...

Circling back with updates, will reply to the open ticket as well. The situation is this: ER605 v2.0 - 2.2.3 - OK ER605 v1.0 - 1.3.1 - OK ER605 v2.20 - 2.2.6 - ISSUES ER605 v1.0 - 1.3.1 - OK ER605...

@Clive_A - I've just sent the e-mail to open the ticket. Provided the requested information. If anything else is needed, just reply to the ticket and I'll make sure you get everything that you might...

@Clive_A here are the screenshots with the firmware versions - as requested. For the other request (the network diagram and the role of this router in this VPN connection ?!?!) - I believe I didn't...