A few things of issues: This is invalid, the site has 100d/100u and 25d/10u. 2.9% utilization is wrong. The load is: Definitely not 2.9%, this configuration in the Omada system only deals with...

Okay, the 2 sites have been visited: 1 went alright, the other one, not. The suggestion to "Forget", "factory reset" and "Adopt" was the worst of the two: The unit was Forgotten, kept working. Today...

@Clive_A What I did was this: Omada Cloud (tplinkcloud.com) In that list I saw 3 controllers listing an UPGRADE. I clicked on each and told the ER7206 on each to Upgrade, it listed it was upgrading...

@Clive_A There are 3 locations, 3 OC200s talking to 1 ER7206 each (the controllers are at each location, one plugged directly into the ER7206). 2 failed to update (I think) and are not responding and...

@Hank21 The 3 OC200 V1's are 5.12.9 for the firmware. I'm assuming I should be where they are to do the forget/re-adopt, incase something really goes south. I tried doing a ping test at one location,...

After upgrading 2 out of the 3 TL-ER7206 units, 2 of them didn't talk back to the OC200's they're paired with. I *CAN* get connected to them via the regular IP address and web interface (but they are...