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GSM that signifies for Global System for Mobile communications, reigns as the world’s most extensively employed cell phone technology. Cell phones employ a cell phone service carrier’s GSM network through searching for cell phone towers in the nearby region. The origins of GSM can be traced back to in the year of 1982 when the Europe Special Mobile (or GSM) was originated by the European Conference of Telecommunications and Postal Administrations (or CEPT) for the reason of designing a pan-European mobile technology.