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Howto: Ubuntu 8.10, Dell 5530, 3G/WWan and GPS

There is an updated howto on the Dell 5530 using my own python based monitoring tool at http://blog.bjw.me.uk/2009/03/dell-5530ericsson-f3507g-on-linux.html

Introduction

Here is a Howto document for getting the Dell 5530 wwan card working along with the onboard GPS under Ubuntu 8.10. This card does not work conveniently with the bundled Network Manager software, but replacing NetworkManager with other utilities will give the ability to get online using a pretty GUI and not have to resort to using wvdial and the command line...

It should also work with the Ericsson f3507g as I believe the Dell 5530 is a rebadged version of this module.

Check Hardware

First you need to check the modem is detected correctly. On my computer, the modem is detected out of the box by the cdc_acm module and exposes three serial ports (/dev/ttyACM[0,1,2]) for communication. Check by running:

dmesg | grep ACM

Mine shows the following:


[ 34.385302] cdc_acm 1-6:1.1: ttyACM0: USB ACM device
[ 34.390039] cdc_a…