I gained serial access and even without LAN connected to the PoE-Injector device, there were multiple resets. So even device couldn't transmit any data to stations there were resets. So I really...

Problem sadly still exits. Connection loss is less, but after a few days some devices don't get a connection anymore and EAP has to be rebooted. Still can't recommend EAP 110-outdoor.

Problem is still unresolved. Until a final solution I suggest not buying EAP 110 outdoor v3. In makes a lot of trouble.

For the reader: Problem still exists. Until finally solved I recommend not buying EAP-110 outdoor v3. It causes me a lot of trouble and connection issues.

For the readers with same problem: TP-Link provided me with a beta firmware, which is not perfect, but far better than the latest firmware. So hopefully there is soon an official release.

So we're still solving the trouble. With ssh access the problem could be traced down via dmesg. ACKTIMEOUT call ath_internal_reset begin leads to a connection drop. Still figuring out if...