win7 netsh ip address 변경 batch file

@echo off
COLOR 0A
set ip=192.168.1.45
set subnet=255.255.255.0
set gateway=192.168.1.1
set dns=
set menunr=GARBAGE
set network_name="로컬 영역 연결 2"
:MENU
cls
echo -------------------------------
echo       IP 원터치 변경 배치파일
echo -------------------------------
echo.
echo       1: 고정 IP
echo.
echo       2: 동적 IP
echo.
echo       3: 종료
echo -------------------------------

SET /P sel=선택하십시오:
IF %sel%==1 (goto static)
IF %sel%==2 (goto dhcp)
IF %sel%==3 (goto quit)

:static
echo 고정 IP 모드입니다.
set /p ip_addr=Enter Static IP Address :
echo Network Name : %network_name%
echo IP Address  : %ip_addr%
echo Subnet Mask : %subnet%
rem echo 게이트웨이: %gateway%
netsh interface ipv4 set address %network_name% static %ip_addr% %subnet%

rem echo DNS: %dns%
rem netsh interface ipv4 set dnsservers %network_name% static %dns% primary

pause
goto quit

:dhcp
echo 동적 IP 모드로 변경합니다.
echo Network Name : %network_name%
netsh interface ipv4 set address name=%network_name% source=dhcp
netsh interface ipv4 set dnsservers name=%network_name% source=dhcp
pause

goto quit
:quit
echo 종료합니다