Users Guide

• for i in /sys/class/hidraw/*; do udevadm info $i --attribute-walk | grep -q 'CANBus HID

Device' && echo path: /dev/$(basename $i); done

Network Manager – Ubuntu Core 15

Network-Manager is a native Ubuntu Snappy Connection Manger, the application handles multiple network devices, provides

detection and conguration for system to automatically connect to network.

A command line utility nmcli is included with Network-Manager to support non-graphical user interface.

WWAN (nmcli example)

• Congure the Mobile Broadband connection prole — #nmcli con add type gsm ifname ttyACM3 con-name

<connection name> apn <apn> user <user name> password <password>

• Connect to the mobile network — #nmcli con up <connection name>

WLAN (nmcli example)

• Congure the system to connect to unencrypted Wi–Fi network —

#nmcli dev wifi connect $SSID ifname $WIFI_INTERFACE

#iw dev $WIFI_INTERFACE link

#nmcli dev disconnect $WIFI_INTERFACE

• Congure the system to connect to WPA-encrypted Wi–Fi network —

#nmcli dev wifi connect $SSID password $PSK ifname $WIFI_INTERFACE

#iw dev $WIFI_INTERFACE link

#nmcli dev disconnect $WIFI_INTERFACE

Software enabled Access Point (SoftAP)

This feature depends on the wireless module and it’s associated driver to act as a wireless access point.

1. Log in to Ubuntu Snappy, make sure the system is connected to internet.

2. Run the #sudo snappy search softap command to nd the application from the Ubuntu Snappy Store.

3. Run the #sudo snappy install sw-access-point command to install the application.

After the snap is installed, the service should be running as default conguration below:

SSID: Ubuntu

Open-authentication

802.11n 2.4GHz (G mode)

IP Address: 10.0.60.1

DHCP Range: 10.0.60.3-20

DNS server: 10.0.60.1

Gateway: 10.0.60.1

Bluetooth

To connect to a Bluetooth device like a Bluetooth keyboard:

1. Run the #bluetoothctl -a command to start bluetoothctl console.

The bluetoothctl console is opened.

2. Run the $power on command to power on the Bluetooth device.

3. Register the agent for keyboard:

$agent KeyboardOnly

$default-agent

4. Run the $pairable on command to put the Bluetooth controller in pair-able mode.

5. Run the $scan on command to scan nearby Bluetooth device.

6. Run the $scan off command to stop scanning after Bluetooth keyboard is found.

7. Run the $pair <MAC address of bluetooth keyboard> command to pair the Bluetooth keyboard.

8. Enter PIN Code on Bluetooth keyboard if needed.