# Vertex VW110L - Ufon

From ArchWiki
Jump to navigation Jump to search
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.

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