Telephony, Data, Cable Telecommunications, and Wireless
Courses Offered by KnowledgeLink, Inc..
Course Listing as of 05/01/11
KnowledgeLink offers several pre-packaged courses in voice, data, and wireless telecommunications, with special emphasis on cable telecommunications systems. We can provide a subject matter expert-instructor who will deliver the course at your location or at our classroom, or a set of courseware that can be used by your trainer. Our courseware consists of student workbooks and instructor guides and visual aids. Of course, we can customize any of our prepackaged course offerings to meet the specific needs of your firm.
and Data Communications for Cable Systems Personnel - 1 day
Target Students: New employees who will require an overview of data and data communications. This basic course is recommended for entry level technicians, marketing, and management personnel who will be working with any aspect of data.
Digital compared to analog:
How digital signals differ from analog signals; converting analog information to digital formats
The nature of digital communications:
Digital terminology - bit, baud, speed, bandwidth; How 1's and 0's are used to represent information;
Standards and protocols:
Why we have them; what data, voice, and video look like as digital information; how protocols facilitate information movement; the OSI protocol stack and its relationship to cable telecommunications
Transporting digital information on an analog medium:
How modulation works (Amplitude, frequency and phase; QPSK, QAM)
Transporting digital information on cable networks:
LANs, WANs, and Metro networks; Ethernet simplified
Understanding data movement and its implications to the triple play:
An interactive exercise where participants become the Internet to learn the causes and effects of delays and lost data, and how they are prevented.
to IP and Routing for Cable Technicians - 1 day
Target Students: Technicians who will be working with digital technology. This basic course is recommended as transition course for technicians who are moving from service tech to network or headend positions, and for customer service persons who interface with technical support.
Internet Protocol (IP) in Your Network:
What IP is and how it moves information across cable networks;
How the Internet works (participant exercise);
IP applications: VoIP, Switched Digital Video, IPTV, home networking, and others
Taking the Mystery Out of IP Addresses:
What do those numbers mean and how you can use them to figure out where your equipment sits on the network
IP Routing and Networking:
Basics of setting up an IP-based network;
Student exercise in IPV4 network configuration
How to Say Hello to a Router:
Introduction to router command language and a discussion of useful router commands
Introduction to IPV6:
Motivation for IPV6;
New features and capabilities;
How IPV6 changes routing;
Impact of IPV6 on cable telecommunications systems;
Why IPV4 won’t go away quickly
RF Video Architectures and Technologies in
a Digital World - 1 day
Target Students: Management, marketing, or sales personnel who need a basic knowledge of the technical components of a cable telecommunications system; Technicians entering the industry from related industries, such as telephony or data communications; Entry level technicians.
Cable architecture evolution:
Review of the reasons for growth of spectrum;
Evolution of two way capability and introduction of fiber optic technology;
Fiber in the last mile
Cable bandwidth evolution
Reasons for cable system design:
Amplifier, forward path, reverse path, return loss (VSWR), gain, equalization, ingress, the funnel effect
Evolution of the triple play:
how digital information is transported on an analog medium;
introduction of voice, high speed data, and IP (Internet Protocol) networks
DOCSIS and PacketCable:
History and purpose of DOCSIS 1.0 , 2.0, and 3.0;
History and purpose of PacketCable 1.0-1.5, 2.0, Multimedia;
Changes introduced by Next Generation Network modular network elements
MPEG compression simplified;
MPEG as transport;
Comparison/contrast of IPTV and switched digital video
Physical standards for digital video
Types of connectors, wiring, distance limitations
Emerging technologies for digital transport in the home:
Home PNA (broadband over phone wires);
HomePlug (broadband over electrical wires);
MoCA (multimedia over coax)
– 4 hours
Target Students: Customer Services Representatives and marketing personnel with no telephony background; Entry level technicians; Technicians with no previous telephony experience.
Effects of telephone traffic
What this means to a Telephone Company customer
Optional Business Systems section.
Residential Wiring – 1 Day
Target Students: Technicians or engineers with no previous telephony experience who require detailed knowledge of residential telephony equipment and wiring and a basic overview of the public switched telephone network.
Inside the House: Details of wiring and station sets; Troubleshooting techniques ; Lab covering in-house wiring
From the house to the switched public network: Demarc through the switch
Call routing and the Public Network.
Telephony Topics - 1 Day
Target Students: Technicians, Engineers, and Marketing and Management personnel with some technical background who require a detailed overview of telephony, the public switched telephony network, services on the network, and the associated intelligent network.
Signaling and the Local Loop
The Central Office
The Telecommunications Switch
Call Routing and the Public Network
Analog to Digital Conversion
T-1 Carrier: AMI through ESF
IP in Telephone Networks
The Big Picture: How It All Connects
New Technologies and Emerging Applications.
Business Telephone Communications Systems
- 1 day
Target Students: Technicians, Engineers, and Marketing and Management personnel with some technical background who require a detailed overview of telephone systems used in business applications.
Introduction, History, and Regulation
Business Telephone Systems Hardware: Basic Telephony and Telecommunications Networks, Business Telephone Systems Hardware: PBX and Key Systems
Business System Features and System Evaluation
Review of Data Communications; Analog to Digital Conversion through T-1 Carrier
IP (Internet Protocol) Telephony and VoIP (Voice over IP)
Bandwidth Management; More Efficient Use of Medium for Digital Data Transfer
Adjunct Systems (e.g.: VoiceProcessing);
Multimedia in Business Systems
Internet Telephony (VoIP) - 1
Target Students: Technicians, Engineers, Marketing Personnel, and Management personnel with some technical background.
and how they all differ from circuit switched telephony
Introduction: What is VoIP?
Routing VoIP Calls
Discussion of the networks and protocols that enable Voice over IP;
interactive exercise that illustrates the effects of routing, delay, jitter, and buffering
The Legacy of Circuit Switching
How vintage circuit switched technology affects the ways that VoIP is implemented;
Technical and customer expectations for VoIP service
Converting Voice to IP
How analog voice signals become digital information
Discussion of standards for VoIP, both within and outside of the cable telecom industry;
Overview of PacketCable 1.5
Alternate Ways to Deliver VoIP
Comparison of VoIP implementations, including broadband telephony offerings, against cable’s VOIP offerings.
Wiring the Customer’s Premises
Discussion of residential telephony wiring with emphasis on what needs to be done to prepare a home for cable telephony.
A step-by-step guide to installation of a residential EMTA.
Testing and Troubleshooting
Overview of tests associated with VOIP : Pre-installation testing to prequalify plant; voice quality testing.
Wireless 101- 1 Day
Target Students: Technicians, Engineers, and Marketing and Management personnel with some technical background who require a detailed overview of wireless technologies, with an emphasis on wireless cellular communications.
Introduction to Wireless Systems
History of Mobile Telephony
Basic Cellular Concepts
Digital Radio Access Technologies
Cellular Networking - Roaming/Mobility Management
Next Generation Cellular - Opportunities and Limitations
Business Communications Systems
- 1 day
Target Students: Technicians, Engineers, and Marketing and Management personnel who need to understand how voice and data systems fit into business operations and a service provider’s network. This course is an expansion of the Business Telephony Systems course, which includes data topics, in addition to voice systems.
Evolution of business systems
Telephony and telecommunications networks
Business voice systems
PBX and key system features
Analog and digital signals
Business data networks
The Internet Protocol (IP) and its impact
Voice over IP
Physical interfaces to business voice and data systems