[clug] 3G Wireless (Dell WWAN 5520) on Notebook

Karun Dambiec kdambiec at ieee.org
Sat Feb 28 21:05:27 GMT 2009

On Sat, 28 Feb 2009 09:57:04 am you wrote:
> Depends on the kernel - as of 2.6.25 most wireless WAN devices just work -
> prior to that it is more hit and miss.
> You'd need Debian Lenny or Ubuntu 8.10 for better than 2.6.25.
> Regardless, have a look at lsusb and/or dmesg | tail to see what is
> happening.
> If lsusb doesn't have a text string to describe the device there is a fair
> chance that the device won't be recognised fully. If that is the case it is
> not a tragedy, it just means you either have to update or manually tell
> usboption to recognise it - this doesn't carry a great risk of bricking the
> device as that is the usual role of firmware hacks.
> If your provider is telstra you'll need to insert username and password -
> for anyone else you 'should' be able to just hit connect and expect it to
> work.
The provider is vodafone.
lsusb shows the following

Bus 002 Device 002: ID 413c:8138 Dell Computer Corp. Wireless 5520 Voda I 
Mobile Broadband (3G HSDPA) Minicard EAP-SIM Port

It appears to start connecting, but then disconnects as it is unable to 


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