If you thought that ATM was nothing more than the name of the machine from which you withdraw money, prepare to meet an ATM of a more esoteric sort. The esoteric ATM is Asynchronous Transfer Mode, an important innovation in high-speed networking technology. In ATM For Dummies, networking experts Cathy Gadecki and Christine Heckart explain what ATM is, how it works, what its implications are, and (most important) how you can take advantage of it. Find...