if [ $TRANS = "sim" ] && [ -x $NOPROXY ]; then bla bla bla elif [ $TRANS = "sim" ] && [ -x $NOPROXY ] && [ ! -x $NOARP ]; then bla bla bla elif [ $TRANS = "sim" ] && [ ! -x $NOPROXY ]; then bla bla bla fi
esse "-x" atras de $NOPROXY quer dizer o que???
