TEL 210 - Telecommunications I

1. Explain the history of telecommunications
   1. Define telecommunications
   2. Identify the main components of telecommunications
   3. Discuss the impact of telecommunications to society in the 19th and 20th centuries
   4. Discuss customer expectations of modern telecommunication services
   5. Explain how the telephone was invented
2. Explain the basic electronics needed in a telephone
   1. Identify the three components of an operational circuit
   2. Define voltage, current and resistance.
   3. Explain the relationship between current and resistance
3. Identify the major functions of the principle parts of telephony
   1. Describe the functions of a telephone
   2. Describe the major functional circuits of a telephone
   3. Define terms related to the public telephone network
   4. Calculate direct connect network requirements
4. Explain the steps of call processing
   1. Describe loop start signaling
   2. Distinguish between signaling categories (supervisory, address and information
   3. Explain DTMF and Dial Pulse Signaling
   4. Identify common types of information signaling
5. Explain the North American Digital hierarchy
   1. Explain the Digital Signal levels of the NADH
   2. Calculate the number of DSO’ on a DS1, DS2 or DS3
6. Explain the effects of divestiture and deregulation on the telecom industry
   1. Describe the provisions of the Communications Act of 1934
   2. Discuss the Carterphone decision and Consent Decree of 1956
   3. Discuss the Modified Final judgment of 1984
   4. Discuss the Telecom Reform Act of 1996
   5. Define industry post divestiture acronyms
7. Explain outside plant cable characteristics
   1. Discuss the history of cable development
   2. Discuss wire sizes and relationship to electrical characteristics
   3. Explain the even count color code
   4. Describe the 6 major components of the outside plant
   5. Explain the types available and need for protectors
   6. Explain proper ladder safety
8. Explain cable characteristics and connections
   1. Discuss electrical characteristics affecting cable design
   2. Identify main categories of inside plant cable
   3. Discuss the categories of twisted pair cable
   4. Explain the characteristics of wire wrap connections, good and bad
   5. Explain insulation displacement connections
   6. Discuss the common types of wire termination blocks (66 and 110)
9. Identify telephone troubleshooting equipment and methods
   1. Discuss how to troubleshoot resistive faults
   2. Discuss the use of telephone test equipment
   3. Identify the appropriate order of testing
   4. Discuss units of measurements used in telephone (dB, dBm, dBrN, dBrnC)
10. Discuss business telephone systems and their history
    1. Identify the key telephone system and components
    2. Identify electronic key systems
    3. Differentiate between public and private exchanges
    4. Explain the analog to digital conversion process (G711).
    5. Differentiate between system features
11. Discuss the need and methods for telephone traffic engineering and management
    1. Define terms related to traffic engineering
    2. Calculate requirements using Erlang B and C models
    3. Discuss tools used for measuring network performance
    4. Calculate performance indicators such at MTTR, MTBF, and FAIR