hi guys,
i am the newbie here. there is one question who's answer i have not got yet in many forums which are:
1.where can i find a list of all the equipment used to set up GSM network?
2.where can i find GSM equipment suppliers?
3.which are the best equipment, what are the best technology by now in GSM?

any help will be highly appreciated.
thanking all who can help,
Amjad