The world of communications is undergoing changes more radical than any since the invention of

the telephone 120 years ago. Telecommunications technologies are evolving at an unbelievable

pace, driven by innovation, speed, quality, convenience, and cost. The growth of the Internet has

been phenomenal doubling in size every year since 1998. In parallel with the demands for the

Internet has been the incredible boom in mobile and wireless communications. These two

explosively growing customer-driven service requirements have dramatically and profoundly

changed the nature and face of global telecommunications in this millennium and have brought

into existence the new telecom world.-The world of communications is undergoing changes more radical than any since the invention of

the telephone 120 years ago. Telecommunications technologies are evolving at an unbelievable

pace, driven by innovation, speed, quality, convenience, and cost. The growth of the Internet has

been phenomenal　doubling in size every year since 1998. In parallel with the demands for the

Internet has been the incredible boom in mobile and wireless communications. These two

explosively growing customer-driven service requirements have dramatically and profoundly

changed the nature and face of global telecommunications in this millennium and have brought

into existence the new telecom world.