Ubuntu Karmic : Vodafone Dongles

Symptoms:
Vodafone Mobile Internet Dongles used to work on previous versions of Ubuntu. Unfortunately Ubuntu Karmic 9.10 has issues and cannot connect to the Internet.

Resolution:

Fix Vodafone Dongle(only need to do this once)

1) Safely Unmount the Virtual CDrom and SSD card

• Click Places->Computer
  If you see a virtual CD rom & a SSD card slot
  right mouse click on the Virtual CD rom (you don't need it, there windows drivers) & select safety remove device)
  Then when the SSD card reader & virtual CD rom has dissapered , close the computer browser box

2) Open a terminal up

• Click Applications->Accessory->Terminal
  Then copy & paste these

sudo rmmod usb-storage
sudo modprobe -r option
sudo modprobe -r usbserial
sudo modprobe usbserial vendor=0x12d1 product=0x1001
sudo pppd ttyUSB0

Then every time you plug the Dongle into Machine
Double check that your virtual CD ROM AND SDD card is not mounted.
See step 1 of this resolution

Connected to Internet and No Internet still!?
Vodafone's Connection Service sometimes plays up giving information to your computer that enables you surf the Internet.

So keep just keep trying to connect and check your nameservers assigned by typing

cat /etc/resolv.conf

[pending]

Further Reading
Ubuntu Forum - Reference to Fix
Ubuntu Forum - Reminder about Resolving Names
Launchpad - Bug Report