win常用

1 查看局域网内IP地址

# cmd
# 254：子网掩码长度
# 192.168.3：要查看的网段

for /L %i IN (1,1,254) DO ping -w 1 -n 1 192.168.3.%i

arp -a

2 powershell执行ps1脚本

set-executionpolicy remotesigned