I have follow the step but got error result when i type in the first command.
please see bellow.

root@vuultimo:~# cd ,,
-sh: cd: can't cd to ,,
root@vuultimo:~# cd ..
root@vuultimo:/home# cd ..
root@vuultimo:/# cd tmp
root@vuultimo:/var/volatile/tmp# opkg install lib*.ipk
Collected errors:
* opkg_conf_load: Could not lock /usr/lib/opkg/lock: Resource temporarily unav
ilable.
root@vuultimo:/var/volatile/tmp#