# Vertex VW110L - Ufon

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) - http://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

## vwmfdiag

Provides diagnostic interface /dev/ttyUSB1.

Files in vwmfdiag zipfile from ufon website and from newer CDs seems to be corrupted.

- Download the old one
- unzip and comment line nr 111 in file vwmfdiag.c

    //.shutdown =		vwmfdiag_shutdown,

- compile module - make
- cp ./vwmfdiag.ko /lib/modules/`uname -r`/misc/
- update modules.dep and map files - depmod -a
- Plug Vertex modem in and wait for few second until red LED on the edge of modem change color to blue

Try screen or minicom to get an informations from /dev/ttyUSB1.

If something doesn't work, see /var/log/messages for more information.

Category:

- Modems