Connect the Telit 3G module to the wandboard by USB cable.
Copy the files Telit ppp to /etc/ppp/ on your target device and execute command:
pppd file /etc/ppp/pppd_script &
If you are using Vodafone SIM card with active data plan, connection should be established without any modifications of the scripts. On success ppp0 should be seen after typing ifconfig and you should be able to ping google.com.