$ cd ../ $ cat /backups/brain/0013Update Openwrt1 2 opkg update opkg list-upgradable | cut -f 1 -d ' ' | xargs opkg upgrade $ cd ../
$ cat /backups/brain/0013Update Openwrt1 2 opkg update opkg list-upgradable | cut -f 1 -d ' ' | xargs opkg upgrade $ cd ../
$ cat /backups/brain/
1 2
opkg update opkg list-upgradable | cut -f 1 -d ' ' | xargs opkg upgrade
$ cd ../