# An Introduction to Computer Networks - Second Edition

- By: Peter Lars Dordal
- Publisher: Peter L Dordal
- Source: [Open Textbook Library](https://open.umn.edu/opentextbooks/textbooks/an-introduction-to-computer-networks)
- Licence: Attribution-NonCommercial-NoDerivs
- PDF: https://intronetworks.cs.luc.edu/
- Online: https://intronetworks.cs.luc.edu/
- eBook: https://intronetworks.cs.luc.edu/

An Introduction to Computer Networksis a free and open general-purpose computer-networking textbook, complete with diagrams and exercises.It covers the LAN, internetworking and transport layers, focusing primarily on TCP/IP. Particular attention is paid to congestion; other special topics include queuing, real-time traffic, network management, security and the ns simulator. The book is suitable as the primary text for an undergraduate or introductory graduate course in computer networking, as a supplemental text for a wide variety of network-related courses, and as a reference work.