batch 修改 静态IP/动态IP

@rem echo OFF
set lan_name="Wireless Network Connection"

rem define all the network addresses here
set subnet=192.168.1
set lan_ip=%subnet%.233
set sub_net_mask=255.255.255.0
set gateway_addr=%subnet%.1
set pri_dns_addr=8.8.8.8
:: set pri_dns_addr=%subnet%.157
:: set sec_dns_addr=%subnet%.153

rem set the ip address
@netsh interface ip set address name=%lan_name% source=static addr=%lan_ip% mask=%sub_net_mask% gateway=%gateway_addr% gwmetric=1
rem set the DNS
@netsh interface ip set dns name=%lan_name% source=static addr=%pri_dns_addr% primary
rem add an alternative DNS (optional)