Hi guys, I may have a solution. I have reset my archer c9 to factory defaults by long pressing reset button and then reconfigure c9 manually. I restored dhcp configuration including ip address...

after updating archer c9 firmware to 1.2.3 Build 20180704 rel.71691(4A50), c9 dhcp doesn't issue dhcp ip address any more. by further investigation, I found when ip address reservation entry exists(...