Planet Lowyat

Fundamentals of Telecommunications 1

Part 1 Fundamentals of Telephony

1.03 The Public Switched Telephone Network (PSTN)
1.05 Analog Circuits
1.07 What is Sound?
1.09 The Voiceband
1.11 Plain Ordinary Telephone Service (POTS)
1.13 DTMF Address Signaling
1.15 Signaling System 7 (SS7)

Part 2 Telecom Equipment

2.03 Telephone Switches
2.05 PBX vs. Centrex
2.07 Voice VPNs
2.09 Call Centers
Part 3 The Telecommunications Industry

3.03 US Domestic Telcos

3.05 AT&T and Verizon
3.07 Canadian Telephone Companies
3.09 PSTN Switching Centers Before Competition
3.11 Accessing The Interexchange Carriers
3.13 Competitive Local Exchange Carriers (CLECs)

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V2: Fundamentals of Telecommunications 2

Chapter 1 Digital Communications

1.03 Why Digital?
1.05 Analog and Digital: What Do We Really Mean?
1.07 Continuous Signals, Discrete Signals
1.09 Voice Digitization (Analog → Digital Conversion)
1.11 Voice Reconstruction (Digital → Analog Conversion)
1.13 Voice Digitization Summary
1.15 The Digital Hierarchy: Industry Standard Line Speeds
1.17 Popular Technologies: Digital Carrier Systems
1.19 ISDN BRI and PRI
1.21 Digital Circuit Voice Applications
1.23 Digital Circuit Data Applications
1.25 Digital Video
1.27 Integration: Voice, Video, Data

Chapter 2 Transmission Systems

2.03 Time Division Multiplexing
2.05 T1 Carrier System
2.07 T1 Basics: Multiplexers
2.09 Framing and Channels
2.11 Pulses and Repeaters
2.13 How T1 is Provided
2.15 Fibers and Cables
2.17 SONET and DWDM: Core Networks
2.19 International Digital Hierarchies

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V3: Fundamentals of Datacom and Networking

Part 1 Introduction to Data Communications and Networking

1.03 Data Circuit Model
1.05 Data Terminal Equipment (DTE)
1.07 Analog and Digital Data Circuits
1.09 Data Circuit Terminating Equipment (DCE)
1.11 Configuration Example: Point-to-Point
1.13 Multidrop Circuits
1.15 LANs
1.17 Wide Area Networks

Part 2 How Data is Formatted for Transmission

2.03 Data Communications Basics: Bits and Bytes
2.05 ASCII Code Set
2.07 “Asynchronous”
2.09 Frames
2.11 Details for Reference: Cyclic Redundancy Check
2.13 Packets
2.15 Packets vs. Frames
2.17 IP Packets

Part 3 The Network Cloud: How Data Circuits are Actually Provisioned

3.03 Anatomy of a Digital Circuit
3.05 Common Carriers’ Transmission Networks
3.07 Network Equipment: How and Where Each is Used

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V4: Understanding Networking 1

Part 1 Protocol Stacks and the OSI 7-Layer Reference Model

1.03 Protocols and Standards
1.05 ISO OSI Reference Model
1.07 OSI 7-Layer Model
1.09 Protocol Stacks
1.11 Protocol Stack in Operation

Part 2 IP

2.03 IP Address Classes
2.05 Dynamic IP Addresses
2.07 IP Addresses for Private Networks
2.09 Network Address Translation

Part 3 WANs Bandwidth On Demand: Packet Network Services

3.03 Statistical TDM
3.05 Bandwidth On Demand Service Concepts
3.07 Virtual Circuit Technologies
3.09 X.25 and Jargon
3.11 Frame Relay
3.13 TCP/IP over Frame Relay
3.15 Frame Relay Performance: CIR and BIR
3.17 ATM: Capacity Management
3.19 MPLS
3.21 TCP/IP Over MPLS

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V5: Understanding Networking 2

Part 1 Understanding The Internet

1.03 Internet History
1.05 Internet Basics
1.07 TCP and UDP
1.09 Internet Service Provides
1.11 Commonly Used Internet Protocols
1.13 Domain Name System
1.15 MIME and Base-64 Encoding
1.17 World Wide Web
1.19 HTML, HTTP and HTTPS
1.21 Accessing the Internet: Home Connections
1.23 Accessing the Internet: Organization Connections

Part 2 IP Security

2.03 Risk, Measures and Policy
2.05 Viruses
2.07 Trojan Horses, Denial of Service Attacks, Spyware and Exploits
2.09 Network Segmentation and Perimeters
2.11 Packet Filtering
2.13 Firewall Proxies
2.15 Stateful Packet Inspection
2.17 Encryption
2.19 Authentication
2.21 IPsec
2.23 Customer-Premise-Based VPN
2.25 Carrier VPNs

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VOIP TRAINING IN 3 CD’s

CD 1 Chapter 1 VoIP Systems, Components, Standards, Jargon and Buzzwords

1.03 The Big Picture
1.05 Terminals
1.07 Voice in IP Packets
1.09 Soft Switches / SIP Servers / Call Managers
1.11 Media Servers
1.13 Gateways
1.15 LANs and WANs
1.17 Key VoIP Standards
1.19 Where All of This is Headed: Broadband IP Dial Tone

Chapter 2 VoIP Architectures and Implementation Choices

2.03 Computer-Computer VoIP over the Internet
2.05 Skype and IM
2.07 Computer to Phone e.g. SkypeOut (DS0 Interconnect to LEC)
2.09 Phone to Phone over the Internet e.g. Vonage
2.11 Managed IP Telephone Service (MIPT)
2.13 IXCs and IP-based Backbones
2.15 VoIP for Businesses and Organizations
2.17 VoIP-Enabled PBX and Migration Options
2.19 PBX Replacement
2.21 Hosted PBXs
2.23 IP Centrex
2.25 Asterisk and Open-Source IP-PBX Software
2.27 SO/HO IP Phone Features and Uses

CD 2 Chapter 1 Voice Packetization, Codecs and Voice Quality

1.03 Voice Packetization
1.05 Measuring Voice Quality
1.07 Factors Affecting Voice Quality
1.09 Codecs: Voice Coding and Compression
1.11 Delay
1.13 Jitter
1.15 RTP
1.17 Protocol Stack: RTP, UDP, IP, MAC
1.19 Packet Loss
1.21 Tips for Maximizing Voice Quality

Chapter 2 QoS: Quality of Service in the IP World

2.03 Virtual Circuit Technologies
2.05 MPLS
2.07 Differentiated Services (Diff-Serv)
2.09 Traffic Conditioning and Service Level Agreements
2.11 Interworking Diff-Serv and MPLS
2.13 802.1P
2.15 Implementing QoS: Queuing Techniques

CD 3 Chapter 1 SIP and Call Flow in the IP World

1.03 What SIP Is and What It Can Do
1.05 Relationship to Other Protocols
1.07 SIP URIs: “Telephone Numbers”
1.09 Register: Update Your Location
1.11 INVITE: “Dialing”
1.13 Location Service: Finding the Far End
1.15 The SIP Trapezoid
1.17 SIP Message Example
1.19 How SIP Relates to Softswitches and Call Managers
1.21 SDP: Session Description Protocol
1.23 SIP Glossary

Chapter 2 Carrier Interconnect

2.03 Internet - PSTN Interconnect via DS0 (Vonage / SkypeOut)
2.05 Internet - PSTN Interconnect via IP
2.07 Session Border Controllers
2.09 Carrier - Business Interconnect Using DS0 and SIP
2.11 Interconnect using MEGACO
2.13 Carrier - Business Interconnect Using IP and SIP
2.15 Co-Existence with a Legacy PBX
2.17 Integrating Integrated Messaging

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