shell小知识

[[email protected] changeIP]# cat view.sh 
#!/bin/sh
if [ $# -ne 1 ];then
    echo "USAGE:/bin/sh $0 ARG1"
    exit 1
fi
for n in `cat ip.txt`
do
  echo =======172.22.10.$n========
  ssh  [email protected]$n "$1"
done
[[email protected] changeIP]# cat   ip.txt 
100
101
102
103
106
[[email protected] changeIP]#