Nokia C3 Data settings walk thru setup... | Phone/Device Issues and Features | Consumer forum

Here are my settings:

Menu>Settings>Configuration>Personal Settings>Options>Add New>Web

Account Name: (You can use whatever name you prefer)
Homepage: http://wap:8582/start.wml
User name: (Leave it blank - do not input anything, not even a space)
Password: (Leave it blank - do not input anything, not even a space)
Use preferred access pt.: No
Access point settings (Select it)
Proxy: Enabled
Proxy address: 10.128.1.69
Proxy port: 80
Bearer settings (Select it)
Packet data access pt.: goam.com
Network type: IPv4
Authentication type: Normal
User name: wapuser1
Password: wap

Your inputs are done.

Go back to
Menu>Settings>Configuration>Personal Settings>
Move your cursor to (whatever account name you have used in the above input)
**Press Options>Activate

The above step is essential so that your inputs under the account name (whatever name you created) is made active and ready for use.

Go to
Menu>Internet>Web Settings>Configuration settings
You should see the following:
Configuration: Personal config.
Account: (whatever name you created)

You are now all set to go web browsing on the Nokia C3.

Good luck!