If the Asus utility is not working then you can check the DHCP configuration of your main router. and keep checking 192.168.*.*** ... Like if your DHCP starts from 192.168.1.2 to 192.168.1.150 then keep trying 192.168.1.3, 192.168.1.4, 192.168.1.5, 192.168.1.6 ... so on and eventually you will...