View source for Update Ubuntu from 14.04 LTS to 16.04 LTS

'''You must have internet access on the Valt appliance to perform this upgrade. The steps below may vary slight based on each individual installation.'''

'''WARNING: If problems occur during the update, the system may become inaccessible. It is strongly advised that you have a large maintenance window to perform this update and that you or someone else can access the console in the event of a failure.'''

# Connect to the Valt appliance via ssh.
# Type '''wget --content-disposition https://ivs.box.com/shared/static/asg7bbzz2iq2bjqd78h632vgw6pq42tl.gz -O UbuntuUpgrade.tar.gz''' and press enter.
# Type '''tar -xvf UbuntuUpgrade.tar.gz''' and press enter.
# Type '''cd UbuntuUpgrade''' and press enter.
# Type '''sudo ./StartUpgrade''' and press enter.
# When prompted, enter '''Y''' to continue.
#: [[File:Ubuntu3.png]]
# When prompted, press enter to continue.
#: [[File:Ubuntu4.png]]
# If you encounter an error similar to the picture below, please see the following article:[[Unable_to_Upgrade_Ubuntu|Unable to Upgrade Ubuntu]]
#: [[File:Ubuntu5.png]]
# When prompted, enter Y to continue.
#: [[File:Ubuntu6.png]]
# When prompted, enter 127.0.0.1 for the host running the MySQL server.
#: [[File:Ubuntu7.png]]
# When prompted, select '''No''' to perform the update on phpmyadmin.
#: [[File:Ubuntu8.png]]
# Select '''Keep the local version currently installed'''
#: [[File:Ubuntu19.png]]
# When prompted, enter '''Y''' to continue.
#: [[File:Ubuntu20.png]]
# When prompted, enter '''Y''' to reboot.
#: [[File:Ubuntu21.png]]
# After the system has rebooted, connect to the appliance again via SSH
# Type '''cd UbuntuUpgrade''' and press enter.
# Type '''sudo ./PostUpgrade''' and press enter.

# Type '''sudo reboot''' and press enter.

''Note: If the website displays PHP code instead of the valt site, try running '''sudo tasksel install lamp-server'''''