sinegar / collectd-sierrausb

Collectd Python plugin to retrieve data from a 4g sierra usb modem using AT commands.

collectd-sierrausb

Collectd Python plugin to retrieve data from a 4g sierra usb modem using AT commands.

Configuration:

<LoadPlugin python>
        Globals true
</LoadPlugin>

<Plugin python>
        ModulePath ""
        LogTraces true
        Import "collectd-sierrausb"

        <Module collectd-sierrausb>
                SerialDevice "/dev/ttyUSB3"
                SerialSpeed 115200
                Debug False
        </Module>
</Plugin>

Outputs:

• temperature: temperature
• frequency: band (e.g. 2100, 900, etc.)
• signal_noise: -dBm rx0
• signal_power: -dBm rx1

Source (at!gstatus?):

!GSTATUS: Current Time: 90551 Temperature: 45 Bootup Time: 26365 Mode: ONLINE
System mode: WCDMA PS state: Attached
WCDMA band: WCDMA 2100 WCDMA channel: 10812 GMM (PS) state:REGISTERED NORMAL SERVICE MM (CS) state: IDLE NORMAL SERVICE

WCDMA L1 State:L1M_FACH RRC State: CELL_FACH
RX level Carrier 0 (dBm):-71 LAC: 123A (987) RX level Carrier 1 (dBm):-106 Cell ID: 123456789 (98765432)

Test:

It has been tested with sierra 320U over Vodafone-AU 3g connection.

• current user must have access to the serial port (default /dev/ttyUSB3)
• $> /usr/sbin/collectd -T -C collectd.conf
• test data is saved under test directory