Part 1 of Essay
are related topics, and are a key consideration when evaluating wireless networks. Protocols In many cases, the mobile computer functions as a remote node of the network you are accessing -- the Internet or a corporate intranet. If the wireless network uses the same networking protocols as the fixed-end network, connect ....

Part 2 of Essay
.... Physical layer An RF carrier signal that is digitally modulated to create a bit stream. This bit stream incorporates forward error correction, interleaving and other techniques to mitigate the effects of interference and weak signals that can produce high-bit-error rates. Link layer Usually a specialized radio protocol that employs a form of medium access optimized for the radio environment. Most link protocols involve interactions between the wireless modem and a base station, and mobile units do not ....