The function allows the user by entering a 5-digit number to receive a call from any concrete company’s telephone. There are no definite groups for picking up the call. One can pick up the call from any telephone set; it is only necessary to enter the required code and the extension number of the phone, which has to be picked up.
GAO Research Inc.
GAO Research Inc. is a recognized leading provider of communications software to telecom and electronics companies worldwide.GAO has experienced tremendous success both in terms of sales growth and market penetration, becoming one of the fastest growing c
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