@ -1,5 +1,5 @@
#!/bin/sh
[ $# -ge 2 ] && { echo "Usage: $0 [hostname]" >&2; exit 1 }
[ $# -ge 2 ] && { echo "Usage: $0 [hostname]" >&2; exit 1; }
if [ $# -eq 1 ]
then
hostname=$1