@CB_NE I suggest you look at the 'Port Isolation' feature.

@Gronis Looks like the ER7206 comes with a Limited Lifetime Warranty. That at least is good news.

@MikeyG23 You have two basic choices....Load Balance or Failover. The former uses both connections (active-active), the latter will use 1 connection unless it fails, and the switch to the other. It...

@z3n0 The OC200 is capable of local-only operation (it doesn't not need internet or cloud resources to do the AP control). Normally it just lives in your Management VLAN. Of course, you may also want...

@Gronis Well, it sounds like a hardware fault then. Recommend you open a support ticket with TPlink to confirm.

@Gronis Ok, so the OC200 version looks like: Sounds like you are running your OC200 via POE..which means you must have a POE switch in your setup as well? I would keep the 5.7.6 firmware on the OC200...