Comp 346/446 - Intro to Telecommunications

Peter Dordal, Loyola Univ Chicago Dept of  Computer Science. 

Summer 2015: Tuesdays and Thursdays, 6:00-9:15, LT 410

Text: there is no official primary text. The basic networking concepts are covered in my free online book, An Introduction to Computer Networks. Additional online readings will be assigned as necessary.

General course groundrules are here. Exams will count for between 70% to 80% of your grade, with homework and programs making up the rest. The midterm will be  Thursday, July 23. The final will be Thursday, August 6, at our usual class time.

Course notes (announcements, summaries of readings)

Class 1: Tues, June 30
Class 2: Thurs, July 2
Class 3: Tues, July 7
Class 4: Thurs, July 9
Class 5: Tues, July 14
Class 6: Thurs, July 16
Class 7: Tues, July 21
Class 8: Thurs, July 23
Class 9: Tues, July 28
Class 10: Thurs, July 30
Class 11: Tues, Aug 4
Final Exam: Aug 6

Content notes

Telephone Introduction and POTS
Network basics
Call Setup and Switching
SIP, etc

Digitized Sound
Modulation and Transmission
T-carrier and SONET

Erlang models
Internet Quality-of-Service

Asterisk Basics
Asterisk Configuration


    Asterisk assignment, due Friday August 7

Miscellaneous files

More links:

Course Outline:

This is approximate; see study guide for more specific information.

What is telecommunications? How is it different from data communications?
Characteristics of voice traffic: minimal delay, even smaller variation in delay, reservations
POTS; circuit switching
Connecting exchanges
Long lines, physical transmission issues
Digitization; encoding of voice
Phone switches; phone features; Asterisk
TDM, FDM (note that there are some subtle encoding issues)
Basics of packet switching
Basics of routing and TCP/IP
Congestion management
Cellular phones
Wireless data

Approximate class-by-class outline

1:   Telecom basics, Asterisk intro
2:   Network basics, digitized sound
3:   More PBX features, Digital signal processing
4:   Basics of transmission
5:   Transmission encoding and modulation; Multiplexing (analog and digital)
6:   DS-lines and SONET; call setup; trunk reservations; trunk routing; switching, Clos switching; SS7
8:   Intro to virtual circuits and ATM
9:   Cellular, CDMA, fading
10: More ATM, with token-bucket filtering
11: real-time Internet protocols (RSVP, DS)
12: final exam