Additional Ubuntu Commands - Dell Edge Gateway 3002 Installation And Operation Manual

Additional Ubuntu commands

Basic commands
NOTE: For more information about Ubuntu commands, see https://snapcraft.io/.
Table 9. Basic commands
Action
Viewing system attributes
Updating the image to the latest release
Viewing a list of all the snaps that are currently installed
Viewing a set and attribute to a snap
Querying attributes from a snap
Rebooting the system
Shutting down the system
Add a new user if libnss-extrausers is pre-installed
Change a user's password
Re-mount the Ubuntu Snappy 16 root-file system as read only
Accessing the built-in help
Listing the installed snaps
Updating the system name
Changing the time zone
Root-user credential
Identifying the System Service Tag
Ubuntu Core 16
#sudo snap version
#sudo snap update
#sudo snap find
#sudo snap set <snap> <attribute>=<value>
#sudo snap get <snap>
Run the command:
admin@localhost:$ sudo reboot
returns:
System reboot successfully
Run the command:
admin@localhost:$ sudo poweroff
The system shuts down successfully.
$sudo adduser --extrausers testuser
$sudo passwd <user-name>
Snappy 16 rootfs is Read-Only
admin@localhost:~$ sudo snap --help
admin@localhost:~$ sudo snap list
admin@localhost:$ network-manager.nmcli
general hostname <NAME>
When the system arrives from the factory, the operating system
is usually set to the UTC time zone.
To change the time zone to your location, run the command:
admin@localhost:~$ sudo timedatectl --help
Run the command:
admin@localhost:$ sudo su -
Returns:
$ admin@localhost:~# sudo su –
$ root@localhost:~#
Run the command:
admin@localhost:$ cat /sys/class/dmi/id/
product_serial
The system tag is printed.
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