Vertex VW110L - Ufon - ArchWiki

# Vertex VW110L - Ufon

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This article details the configuration and use of the Vertex VW110L modem for the U:Fon service.

## Getting modem device

- Install usb_modeswitch and usbutils package.
- Comment or remove line from `/lib/udev/rules.d/61-option-modem-modeswitch.rules` where idVendor is 05c6 and idProduct is 1000 (keep eye on it after udev update)
- reload udev rules - `udevadm control --reload-rules` and `udevadm trigger`
- Plug Vertex modem in and wait for few second until red LED on the edge of modem change color to blue

Now you should be able to access `/dev/ttyACM0` device.

Try screen or minicom to send AT commands to your modem.

## Useful AT Commands

- AT+CSQ - signal strength (first number) - https://www.gprsmodems.co.uk/images/csq1.pdf
- ATI - modem info

## Pppd settings

Create necessary files:

    /etc/ppp/ufon

    TIMEOUT 8
    ABORT BUSY
    ABORT "NO CARRIER"
    ABORT ERROR
    "" 'AT'
    OK ATD#777
    CONNECT \d\c

    /etc/ppp/peers/ufon

    connect "chat -v -f /etc/ppp/ufon"
    ttyACM0
    921600
    crtscts
    persist
    usepeerdns
    defaultroute
    name ufon
    ipparam ufon
    noauth

and manage connection with pon ufon for connecting and poff ufon for disconnecting

Category:

- Modems