“Being a student is easy. Learning requires actual work.” — William Crawford
Data Communications and Networking, 4/e. Behrouz A. Forouzan, DeAnza College. [Link]
Introduction [PPT][Problem Solutions]
The OSI Model. [PPT][Problem Solutions]
Data and Signals. [PPT][Problem Solutions]
Digital Transmission. [PPT][Problem Solutions]
Analog Transmission. [PPT][Problem Solutions]
Multiplexing. [PPT][Problem Solutions]
Transmission media. [PPT][Problem Solutions]
Using Telephone networks for data communication. [PPT][Problem Solutions]