Data Communications and Networking for Today’s Enterprise - A  Communications Model - Data Communications - Networks -The Internet. The Need for a  Protocol Architecture -The TCP/IP Protocol Architecture - The OSI Model -Standardization  within a Protocol Architecture - Traditional Internet-Based Applications –Multimedia.

Concepts and Terminology -Analog and Digital Data Transmission - Transmission Impairments - Channel Capacity. Transmission Media: Guided Transmission  Media -- Wireless Transmission - Wireless Propagation - Line-of-Sight Transmission. 

Digital Data, Digital Signals -Digital Data, Analog  Signals - Analog Data, Digital Signals -Analog Data, Analog Signals. Digital Data  Communication Techniques: Asynchronous and Synchronous Transmission - Types of Errors - Error Detection - Error Correction - Line Configurations.  

Protocol Architecture -ATM Logical Connections - ATM Cells -Transmission of ATM Cells - ATM Service Categories. Congestion Control in Data  Networks: Effects of Congestion -Congestion Control - Traffic Management - Congestion  Control in Packet-Switching Networks - Frame Relay Congestion Control - ATM Traffic  Management - ATM-GFR Traffic Management. 

Basic Protocol Functions - Principles of Internetworking - Internet  Protocol Operation - Internet Protocol - IPv6 - Virtual Private Networks and IP Security.  Transport Protocols: Connection-Oriented Transport Protocol Mechanisms -TCP - TCP  Congestion Control -UDP 693.