BlockBerry Tour 9630 Activation

Hi, Today I purchased BlockBerry Tour 9630, I activated for Reliance CDMA, but the seller told when i required If i put GSM simcard it will work automatically, now i trying from Airtel service provider which i am having sim card, but it asks MEP code when switch on my device, whats that, in the blackBerry box i have following numbers : RSN/MEID, MEID - DEC, PIN, SKU, BT MAC. In which above 5 numbers which is MEP Code, Please helpp me to activate my Airtel GSM Network, Thank you

Regards

MoorthySN

I would like to know from where in India you purchased this phone & its price.
Also if you could share your reviews about this phone

Thanks.