Section 1
Winter 2012


CIS485 Local Area Networks (4)

Prerequisite: CIS 484 or permission of instructor.

Winter 2012


Time:  Wednesdays 6:10pm-10:00pm

Location: Salazar Hall, Room C345


Song Xing, Associate Professor of Information Systems
Office: Simpson Tower, Room 605
Phone: (323)343-2917

Office hours: Mondays & Wednesdays 2:10pm-4:10pm. Send the Instructor email for the appointment of other times. 

Objectives:  This course will provide students with a comprehensive understanding of how to design and manage local area networks. Current network types and evolving networking technologies are introduced. Students will learn about the equipments and technologies used in LANs and popular protocols and common network services. This course also introduces the student to wireless technologies as well as network security. There are hands-on projects that provide studednts with real experience in using some of the tools involved in network design, implementation, and troubleshooting.

Textbook: There will be no formal text-books for the course. Instead, some references are suggested and listed below.

  • Tamara Dean, Network+ Guide to Networks, 5th Ed, Cengage Learning, 2010, ISBN: 1-4239-0140-1 (main reference).
  • Behrouz A. Forouzan, TCP/IP Protocol Suite, 4th Ed, McGraw-Hill Higher Education, 2010, ISBN:0-07-337604-3 (reference).
  • James Kurose and Keith Ross, Computer Networking: A Top-Down Approach, 5th Ed, Addison Wesley, 2010, ISBN: 0-13-607967-9 (reference).
  • R. Boyle, Applied Networking Labs, Pretice Hall, 2011, ISBN: 978-0-13-231034-5 (reference).

Tentative Topics:

1. Data and Computer Network Communications Overview

2. LAN Overview, Topologies, and Systems

3. Transmission Basics and Networking Media (Data & Signal, Modulation, Multiplexing, Throughput and Bandwidth, Conducted Media, Wireless Meida)

4. Wired LANs: Ethernet

5. Wireless LANs

6. Connecting LANs, Backbone Networks, and Virtual LANs

7. Network Operating Systems and Support Software (Windows Server, UNIX and Linux, Mac OS X Server)

8. Network Security (Principles of Cryptography, Message Integrity and End-Point Authentication, Network Operating System Security, Securing wireless LANs)

9. Internet Security (Network Layer Security: IPsec and VPNs, Securing TCP Connections: SSL, Application Layer Security, Firewalls and Intrusion Detection Systems)

10. Troubleshooting and Problem Resolution (Methodology, Hardware and Software Tools)


There will be homework assignments, the mid-term exam, and the final exam. A final grade will be determined using the following weights: Homework and Hands-on project 12%, Mid-term Exam 42%, Final Exam 44%, Class participation and attendance 2%.

Homework assignments must be done individually. Failure to do so will result in a violation of the Academic Honor Code. The following cases will be considered as violations: identical answers and extremely similar answers.

Make-up exams will be given and late assignments accepted only in unusual circumstances beyond the student's control. Arrangements for make-up exams or late assignments must be made in advance.

Attendance Policy:

Attendance is mandatory. Send the instructor ( email in advance if you have to miss a class due to emergency or sickness.


The tentative date for the mid-term is Feb 15, Wednesday, 6:10pm-8:00pm. The final exam is scheduled for Mar 21, Wednesday, 7:30pm-10:00pm.

Last modified on Friday, 30-Dec-11.