摘要：Integrated Service Digital Network (ISDN) technology is capable in many waysand other advantages. ISDN excess of which can be placed on the Desktop, cancarry voice, able to transmit data and images via copper phone wires at speedsfour times faster than regular dial up. Because digital communications not onlyfast and even more clearly and accurately. ISDN is used in PT Indosat Tbkcapable of providing various services in an increasingly diverse. Someadvantages of using ISDN are information can be sent with better quality inshorter time and larger volume. ISDN minimize the use of various networks,because in one network alone can serve different network than before. ISDNflexibility must be continuously developed in PT Indosat Tbk as the company`sfundamental data telecommunications service provider in Indonesia.
