::==================IP绑定MAC(本机和网关)==============
::code by youxi01@bbs.bathome.net 2008-1-6
::优点：不产生临时文件、速度较快；
::缺点：可能不支持多网卡
@echo off & setlocal enabledelayedexpansion
title IP绑定MAC(本机和网关)@bbs.bathome.net
Rem '/*===========设置要提取的字符串===========*/
set "IP_addr=IP Address"
set "MAC_addr=Physical Address"
set "GW_addr=Default Gateway"
for /f "delims=. tokens=1,*" %%i in ('ipconfig /all') do (
     Rem '/*=========下面这行是去掉字符串两端的空格=======*/
     for /f "tokens=*" %%a in ("%%i") do set "var=%%~nxa"
     for %%a in (IP_addr MAC_addr GW_addr) do (
     if "!%%a!"=="!var!" (
          set %%a=%%j
          )
     )
)
arp -s %IP_addr:*:=% %MAC_addr:*:=%
for /f "skip=3 tokens=2" %%i in ('arp -a %GW_addr:*:=%') do set GW_MAC=%%i
arp -s %GW_addr:*:=% %GW_MAC%

pause>nul
 
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