查看端口占用

 

查看445端口占用情况

port=445
pid=netstat -nltp | grep -E ":{3}$port" | sed -r 's/.*(\b[0-9]{4,5}\/).*/\1/g' | tr -d '/'
test -n $pid && echo "port invalid"
date "+20%y/%m/%d %H:%M:%S"