네트워크 설정 꼬였을 경우

터미널 명령 

netsh interface ipv4 set address name="Wi-Fi" static 192.168.0.131 255.255.255.0 192.168.0.1
netsh interface ipv4 set dns name="Wi-Fi" static 8.8.8.8
netsh interface ipv4 add dns name="Wi-Fi" 8.8.4.4 index=2