sudo iwconfig 통해 무선랜 상태확인
sudo iwlist wlan0 scan 통해서 검색
아래 내용 수정
#sudo vim /etc /network/interfaces auto lo iface lo inet loopback iface eth0 inet dhcp auto wlan0 iface wlan0 inet static wpa-ssid id wpa-psk shared_key address 192.168.10.205 netmask 255.255.255.0 gateway 192.168.10.1