hi,while taking telephonic interview for any position/skill.the general questions to be asked are1.current company2.current designation3.what role he is playing in the company4.ctc5.ectc6.Notice period7.total exp and rel exp8.reason for change9.check whether he has any gaps in education or experience,,,if yes,why?10.if the position is for middle level management, you can ask question in their subject to know where he stands in his field/subject...(for techie,,,for all skills sheet prepare a basic questions,,,,you get in google)11.any prior interview taken in your company?12.does he know any one in your company?also remember to check whether candidate is speaking confidentially,and check whether he is genuine....Regards,Swetha