How can i activate my iphone other than connecting to itunes via computer
How can i activate my computer to itunes other than connecting to computer
iPhone 3GS
How can i activate my computer to itunes other than connecting to computer
iPhone 3GS
You can try the reset as described in the HT3424 article you attached. Or you could contact your cellular carrer as shown here:
That's about all you could do without iTunes.
How can i activate my iphone other than connecting to itunes via computer