What is PUK. In the process of trying to put in a pin code I am being ask to put in PUK. Now the phone is locked.
Look here http://www.infosyncworld.com/news/n/6567.html
You get PIN and PUK together with the SIM card from your service provider. Your service provider has also documentation about usage.
Thanks Michael. I consulted with the service provider and the problem is now resolved.