Title: Fundamentals of
Telecom: Basics of Voice & Data Communications
Duration: 2 Days
Course Outline: The revolutionary changes that are sweeping
through the Telecommunications industry are directly affecting almost every
business decision made today. This
course is designed for individuals who are new to the world of voice & data
communications and need a solid understanding of the technologies and issues
that are driving rapid growth and opportunity.
One: Introduction to Communications
Two: Basic Telephony
Three: PSTN (Public Switched
Telephone Network) Overview
Four: Customer Premise
Telecommunications Equipment: Products, Applications, and Services.
Five: Introduction to Data
Six: Local Area Networks
Seven: Wide Area Networking
& LAN Internetworking
Eight: Introduction to Voice
Over IP and Computer Telephony Integration
Module One: Introduction
One provides an introduction to the concept of communications. This module explores the development of the
modern Public Switched Telephone Network and provides students with practical
real world examples of equipment and services found in modern companies and
telecommunications service providers.
Understand the history of the modern public network.
Components of a Telecommunications Network.
The structure and topology of the PSTN.
The application of voice and data communications technology in the
1-0: Introduction to the concept of
1-1: Key milestones in the development of the
1-2: Introduction to the modern PSTN.
1-3: Intro to Telecom terminology.
1-4: The history of divestiture and the
effects of deregulation.
1-5: The North American and International
1-6: Overview of the Telecommunications
Industry in 2000.
Module Two: Basic Telephony Concepts
Two is designed to provide the students with exposure to a series of both
practical and theory based concepts.
The module covers both voice communications prerequisite topics.
Understand physical transmission media and techniques employed in modern
Learn the characteristics of human speech and the generation of
electrical signals in a modern telephone.
Develop an understanding of Analog and digital signals. Explore the pros and cons of both Analog and
2-1: Physical media utilized in communications. UTP/STP, & Coaxial Copper Wiring, Fiber
Optic cables, Wireless, and Satellite transmission techniques reviewed. Distribution frames MDF, IDF.
2-2: Transmission of signals in physical media
- The concept of Bandwidth.
2-3: The basics of electricity, current,
voltage, & resistance.
2-4: Wave characteristics.
2-5: The concept of Analog and Digital
2-6: The basics of human speech and hearing.
2-7: Converting voice into an analog
electrical signal: The operation of the telephone set.
2-8: Analog signaling, transmission loss,
2-9: Analog to Digital conversion techniques;
Pros & Cons.
2-10: Techniques used to digitally encode analog
voice signals - Pulse Code Modulation.
2-11: Theory of Frequency and Time Division
2-12: Concept of Circuit Switching Vs. dedicated
Module Three: PSTN (Public Switched telephone
Three builds on Module Two with a detailed exploration of voice
communications. In this module students
become aware of the overall structure and operation of the public voice network
and develop and understanding of the equipment, trunking, and services used by
their company. Module Three further
explores the operation and configuration of Customer Premise Equipment.
The design and operation of transmission technologies.
The requirement for Signaling.
Wireless Technologies explored.
3-1: Switch Hierarchies, Routing, and the
structure of the PSTN.
3-2: Overview of available trunk types with
special emphasis on Direct Inward Dial trunks.
Loop Start, Ground Start, E&M, WATS, DID explained.
3-3: Operation and configuration of T-1 and
3-4: ISDN BRI and PRI explained, with special
emphasis on the practical advantages of ISDN services
3-5: Fiber optic transmission technologies,
introduction to SONET standard & DWDM.
3-6: Signaling in the modern PSTN, In Band and
Out of Band Signaling explained, Overview of SS7 and LAPD.
3-7: Local Number Portability (LNP) and AIN -
The Advanced Intelligent Network.
3-8: Caller ID, ANI/DNIS discussed.
3-10: Digital wireless standards for voice &
3-11: Emerging wireless technologies.
Example of corporate usage of Direct Inward Dial trunks.
Applications of T-1 / T-3.
Advantages and applications of ISDN BRI and ISDN PRI.
Typical pricing information for T-1, T-3, and ISDN BRI / PRI services
will be presented.
The use of Fiber Optic media in the PSTN
Module Four: Customer Premise Telecommunications
Equipment: Products, Applications, and Service
Concept of CPE PBX defined.
Introduction to PBXs, KSUs, and Centrex Services.
The evolving requirements of Enterprise Communications Services, IP
4-1: Basic operation and capabilities of PBXs.
4-2: Trunk operation with CPE: LS, GS, E&M, DID Trunks,
4-3: PBX Features and functions.
4-4: System management features.
4-5: System functions: Routing, ARS, Restrictions, Call Accounting
and Service Modes.
4-6: Voice Mail
4-7: Auto Attendants
4-8: ACDs and IVRs explained.
4-9: Private Networking topologies. The multi-site company.
Tie lines, Virtual Private Networks, and transparent dialing plans.
4-10: Centrex Services. Overview of services offered.
4-12: Call Center requirements for Customer
Premise Telecom Equipment.
4-13: Introduction to Computer Telephony
Integration issues & Emerging IP PBXs.
Sample reviews of industry leading PBXs and Hybrid Key Systems
Module Five: Intro to Data
five presents the student with a solid overview of the development of data
communications technologies and techniques.
Understand the need for data communications.
Explore the different requirements of voice and data communications –
Non Real Time Vs Real Time information transmission.
Explore the history of data communications
Understand the concept of communications codes or protocols.
Examine data packets; headers, trailers, error correction and more.
Examine the equipment used for data communications DTE / DCE.
The OSI Model.
5-1: The historical evolution of data
5-2: Definition of “Data”.
5-3: The Concept of Packetization.
and Packet switching data. Redundancy
and error control.
5-5: Data communications equipment DSU/CSU,
Terminals, modems, packet switches and more.
5-6: The X.25 Packet network
5-7: Introduction to Frame Relay & ATM.
5-8: The OSI Model in context
Module Six: Local
six introduces the student to the technologies and applications of modern Local
Area Networks. In this module the
knowledge gained in modules five is applied to the understanding of LANs.
Learn the advantages of LANs.
Examine the physical media used in LANs: UTP, STP, Coaxial, Wireless,
Understand the basic physical topology of LANs: Bus, Star, and Ring.
Examine LAN components, NICs, Hubs & Switches.
Internetworking with Bridges & Routers.
Understand the unique capabilities of Network Operating Systems.
LAN implementation using Ethernet and Token Ring protocols.
Introduction to Networking protocols.
6-1: Introduction to Local Area Networks:
“From SneakerNet to Ethernet.”
6-2: The advantages of LANs.
6-3: PC Network Server Operating Systems:
Windows NT, Linux, and Novell Netware.
Introduction to Networking protocols: IPX & TCP/IP.
6-4: The physical layer: Wiring, Network
Interface Cards, and hubs.
6-5: MAC addresses.
6-6: LAN topologies.
6-7: Introduction to Ethernet, Fast Ethernet,
and Gigabit Ethernet.
6-8: Introduction to Token Ring & FDDI.
6-9: Internetworking LANs: Bridges and
Module Six provides the students with a detailed awareness of LAN
technologies that they encounter every day.
Working with the instructor students will install a hub, and examine the
operation of a Bay Networks 350T LAN switch.
Module Seven: Wide Area Networking & LAN
seven is designed to encourage students to explore the technologies commonly
used to provide LAN Internetworking.
Understand the use of analog and digital circuits in WANs
Understand the differences between Public and Private networks.
Examine the packet technologies used in Virtual Private Networks for
both Voice and Data.
Understand the basic structure of the Internet and Corporate Intranets.
7-1: WANs defined. File exchange, email, Intranets, etc.
7-2: WAN access: Analog circuits & modems,
Switched 56, xDSL, and ISDN Basic rate.
based networks explored. Typical
topologies and physical infrastructure examined.
7-3: X.25, Frame Relay, and ATM networks
introduced. Pros and Cons of each
7-4: LAN internetworking revisited: The
operation of Bridges, Switches, and Routers in LAN/WAN communications.
7-5: The structure and operation of the
Internet & Corporate Intranets.
Students will examine typical applications that require LAN Internetworking
across WANs such as email.
Instructor led demonstration of LAN internetworking using a Router and
the TCP/IP protocol. Students will use
commands such as “ping” to explore the transmission of packets through a
Module Eight: Computer Telephony Integration & Voice
eight builds on the students understanding of both voice and data
communications technologies to develop an understanding of the complex
interactions that are common in modern CT applications.
Develop and awareness of the need for Computer Telephony.
Understand the basic technical requirements of typical CTI
8-1: Introduction to CTI.
Screen Pops, database lookups, cradle to grave call
control, advanced customer care capabilities enabled by CTI.
8-2: Standards used in CTI: TAPI & TSAPI
8-3: Introduction to the concept of Voice over
8-4: Voice Over IP. Standards, trends and examples.
8-5: Wrap up and review