Users Guide

Table 16. Start or cancel restoration during system POST

To start restoration To cancel restoration

● Press y, then press Enter.

The Cloud LED changes to solid green indicating that

recovery is in progress. Once restoration is complete, the

Cloud LED turns off and the system reboots. The restoration

takes about 2 minutes to complete.

● Press n, then press Enter. Or, if the system does not

detect any key-press within 30 seconds.

The Cloud LED turns off, and the system reboots.

Restore Ubuntu Core 16 from USB flash drive

CAUTION: These steps will delete all the data on your Edge Gateway.

Prerequisites

Create the recovery USB flash drive. For more information, see Creating the recovery USB flash drive.

Procedure

1. Insert the USB flash drive into the USB port on the Edge Gateway.

2. Power on the Edge Gateway.

3. The Edge Gateway boots through the USB flash drive and flashes the Ubuntu Core installation image into storage

automatically.

NOTE:

When the installation images are being flashed to the storage, the Power LED is solid green and Cloud LED is

blinking green.

4. The system powers off after the installation is complete.

NOTE: The installation takes about 3 minutes to complete.

5. Remove the USB drive after the Edge Gateway powers off.

6. Power on the Edge Gateway again to continue the installation. The system reboots several times during the installation and

takes about 10 minutes to complete.

Once installation is complete, a login screen is displayed.

7. At the login screen, enter the default user name and password: admin.

The Edge Gateway is now ready for use.

NOTE:

For more information about accessing Ubuntu on the Edge Gateway remotely, see Boot up and log in – Remote

system configuration.

Flashing a new OS image

Prerequisites

● A blank and FAT32–formatted USB flash drive with at least 4 GB of storage space

● Ubuntu Desktop ISO

NOTE: You can download the latest version of the Ubuntu Desktop ISO file from http://releases.ubuntu.com.

● A released Ubuntu Core 16 image from Dell.com/support: <unique name-date> img.xz

● USB keyboard

● USB mouse

● Ubuntu workstation with Ubuntu Desktop 14.04 or higher

Flashing new Ubuntu OS image

1. Insert a USB flash drive into the Ubuntu Desktop workstation.

2. Copy <unique name-date>img.xz to ~/Downloads/ directory.

Setting up the operating system