thanks for quick response
i dont want api to use nor i want to use any software in mobile side.
let me clear my question
i have RRLP support in my BTS. i am going to query Mobile using BTS....

hi all i am working on some opensource BTS and base stations namely OpenBTS,OpenBSC

i am testing RRLP protocol implementation in these controller and basestation .

but i dont know where low end...