pfexec vi /etc/nsswitch.conf # host: files dns 확인
pfexec vi /etc/resolv.conf #nameserver 123.123.123.123
pfexec vi /etc/nwam/llp #lancard_name static 123.123.123.123
netstat -nr
pfexec route add default 123.123.123.1
pfexec route delete default old_gateway
netstat -nr
pfexec ifconfig lancard_name 12.123.123.123 up