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Configuring and Using the RUGGEDCOM APE
2.14 Updating Linux Software
deb-src http://security.debian.org/debian-security/ jessie/updates main
When done, save and close the file.
2. Update the apt sources list by executing the following command:
apt-get
upgrade
3. Upgrade previously installed packages by executing the following command:
apt-get
-V upgrade
When prompted, allow the system to restart services without asking during
package upgrades.
4. Upgrade any packages that may have been held back in the previous step by ex-
ecuting the following command:
apt-get
dist-upgrade
Note
Refer to the Linux Debian user documentation to determine the differences be-
tween
upgrade
and
dist-upgrade
.
When prompted, either allow or disallow the system to disable SSH password au-
thentication for the root account.
When prompted, do not allow the system to upgrade the blacklist.
5. [Optional] Install or update an existing Graphical User Interface (GUI) by execut-
ing the following command:
apt-get
install
{gui}
Where:
•
{gui}
is the name of the GUI to install (e.g.
xfce4
,
gnome
and
kde
, etc.).
6. Configure the GRUB bootloader. Using vi, open the file
/etc/default/grub
and add or un-comment the following line:
GRUB_TERMINAL=console
When done, save and close the file.
7. Reinstall the GRUB bootloader by executing the following sequence of com-
mands:
grub-install
/dev/sda
update-grub
grub-mkdevicemap
grub-mkconfig
> /boot/grub/grub.cfg
20
RUGGEDCOM APE (Application Processing Engine)
Configuration Manual, 12/2019, C79000-G8976-1121-05