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CITATION

Shepard, Steven. Voice Over IP Crash Course. US: McGraw-Hill Professional, 2005.

Voice Over IP Crash Course

Authors: Steven Shepard

Published:  June 2005

eISBN: 9780071589277 0071589279 | ISBN: 9780072262414
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  • Contents
  • Acknowledgments
  • Foreword
  • Chapter 1 Setting the Stage
  • Our Case Study: Champlain College
  • Campus Functionality
  • Planning for Change
  • Making Choices
  • Things Began to Move
  • Counting on Convergence
  • The Five Forms of Convergence
  • Implementing Convergence
  • Application Enhancement
  • Important — But Not Here Yet
  • Driving Forces
  • IP Telephony: Making the Case
  • Number One: Cost Savings
  • Number Two: Productivity Gains
  • Number Three: Customer Intimacy
  • Number Four: Applications
  • Caveat Emptor: Quality of Service (QoS)
  • Voice Quality
  • CODEC Standards
  • CODEC Considerations
  • The Assessment Process
  • Controlling CAPEX and OPEX Spending
  • Enterprise Productivity
  • Improved Competitive Positioning
  • Chapter Summary
  • Chapter 2 A Remarkable Machine: The Public Switched Telephone Network (PSTN)
  • Network Topology
  • The Central Office
  • Interoffice Trunking
  • Conserving Bandwidth: Voice Transport
  • Framing and Formatting in T1
  • Beginnings: D1 Framing
  • Evolution: D4
  • Today: Extended Superframe (ESF)
  • The Rest of the World: E1
  • Up the Food Chain: From T1 to DS3 . . . and Beyond
  • From DS1 to DS3
  • From Analog to Digital
  • Voice Digitization
  • Pulse Code Modulation (PCM)
  • Alternative Digitization Techniques
  • Adaptive Differential Pulse Code Modulation (ADPCM)
  • Continuously Variable Slope Delta (CVSD)
  • Linear Predictive Coding (LPC)
  • Digital Speech Interpolation (DSI)
  • Chapter Summary
  • Chapter 3 Beginnings: IP
  • IP History
  • Managing the Internet
  • Naming Conventions on the Internet
  • The TCP/IP Protocol: What It Is and How It Works
  • The Network Interface Layer
  • The Point-to-Point Protocol (PPP)
  • The Internet Layer
  • IP Header Fields
  • Understanding IP Addresses
  • IP Address Classes
  • Subnet Masking
  • Adding to the Alphabet Soup: CIDR, DHCP, and Friends
  • Addressing in IP: The Domain Name System (DNS)
  • Early Address Resolution Schemes
  • Routing in IP Networks
  • The Not-So-Distant Future: IP Version 6 (IPv6)
  • Header Format
  • Extension Headers
  • Addressing
  • Transport-Layer Protocols
  • The Transmission Control Protocol (TCP)
  • The User Datagram Protocol (UDP)
  • The Internet Control Message Protocol (ICMP)
  • The Application Layer
  • A Close Relative: Multiprotocol Label Switching (MPLS)
  • Supporting Standards
  • H.323
  • The Session Initiation Protocol (SIP)
  • SIP in Action
  • How SIP Works
  • Media Gateway Control Protocol (MGCP) — and Friends
  • Media Device Control Protocol (MDCP) and MeGaCo
  • Real-Time Transport Protocol (RTP)
  • Real-Time Transport Control Protocol (RTCP)
  • Be Careful What You Wish For
  • Enter VoIP
  • VoIP Anatomy
  • SoftSwitch
  • The IP PBX
  • The Gateway
  • VoIP Gateways and Gatekeepers
  • User Devices
  • VoIP Functionality: Integrating the PBX
  • The Private Branch Exchange (PBX)
  • PBX Anatomy
  • PBX Connectivity
  • PBX Feature Sets
  • The Automated Attendant Feature
  • Auto-Attendant Design
  • Flexibility, Thy Name Is IP PBX
  • PBX-to-IP PBX Transition Challenges
  • VoIP Services Evolution
  • Vonage
  • Skype
  • VoIP Implementation
  • Advantage 1: Carrier-Class IP Voice
  • Advantage 2: IP-Enabled Call Centers
  • Chapter Summary
  • Chapter 4 Validating the Existing Network
  • The Physical Network
  • The Logical Network
  • Network Utilization
  • Project Posting and Vendor Identification
  • Cost
  • Services
  • Financial Viability
  • Solution Functionality
  • Project Assessment
  • The Request for Proposal (RFP) Process
  • Components of the RFP
  • Features and Options
  • Cabling and Wiring
  • E911 Compliance
  • Telephone Company Interfaces
  • Power
  • Redundancy
  • System Backup
  • Security
  • System Options
  • References
  • Selecting System Partners
  • Doing the Vendor Dance
  • Other Vendor Issues
  • The End State: Network Convergence
  • Convergence and Performance
  • Making the Call
  • Availability
  • 802.3S1haf
  • Audio Quality
  • A Technical Overview of Ethernet
  • How Ethernet Works
  • LAN Switching
  • A Brief History of Ethernet
  • The Roles of Xerox and DEC
  • Fast Ethernet
  • Two-Way Ethernet
  • Gigabit Ethernet
  • The Ethernet Frame
  • Understanding VLANs
  • Benefits of a VLAN Installation
  • Downsides of VLANs
  • The Ethernet Frame, Continued
  • The Role of Gigabit Ethernet
  • Gigabit Ethernet Frame Bursting
  • A Point of Contention: Jumbo Frames
  • Media Access Control (MAC) in Ethernet
  • Half-Duplex Ethernet Using CSMA/CD
  • The Backoff Process
  • Slot Time
  • Full-Duplex Ethernet
  • Pause Frames in Full-Duplex Transmission
  • Link Aggregation
  • The Ethernet Physical Layer
  • 10Base5
  • A Touch of Transylvania
  • 10Base2
  • 10Base2 Topologies
  • 10Base2 Summary
  • 10BaseT
  • 10BaseT Topology and Physical Layer Concerns
  • 10BaseT Summary
  • Nomenclature
  • 10Broad36
  • Fiber Optic Interrepeater Link (FOIRL)
  • 10BaseF
  • 10BaseFL
  • 10BaseFB
  • 10BaseFP
  • Fast Ethernet (100BaseT)
  • Gigabit Ethernet (1000BaseX)
  • 10 Gigabit Ethernet
  • Ethernet Summary
  • Ethernet Disadvantages (Yes — There Are Some!)
  • Back to VLANs: 802.1Q
  • 802.1p
  • Differentiated Services (DiffServ)
  • Service-Affecting Issues
  • Latency
  • Jitter
  • Packet Loss
  • Bandwidth
  • Infrastructure
  • Security
  • Managing the IT Integration
  • A Plethora of Considerations
  • Economic Considerations
  • Functional and Organizational Impacts
  • Taking Care of FCAPS
  • Application Support
  • Chapter Summary
  • Chapter 5 Cable Plant
  • Private Branch Exchange (PBX) Cabling
  • In Support of Call Centers — and Customers
  • System Survivability
  • Backup
  • System Redundancy
  • Physical Access
  • Security
  • Network Access
  • An Important Aside: Billing as a Critical Service
  • Billing and Usage Capture
  • Another Aside: The Odd World of Regulation and VoIP
  • Recent Regulatory Actions
  • Other Regulatory Activity
  • More Recent Events
  • VoIP Implications
  • Current Challenges
  • Enhanced 911 (E911)
  • CALEA
  • Taxation and Revenue
  • Chapter Summary
  • Chapter 6 VoIP Management Issues
  • Viewing the Field
  • Quality of Service (QoS) Preparations
  • QoS Control and Assurance
  • The View from the Field
  • Hardware Management
  • Software Management
  • Security
  • Event Management
  • Moves, Adds, and Changes (MACs): The Bane of the Network Manager
  • Training Issues
  • The Pain of Conversion
  • Chapter Summary
  • Appendix A: Common Industry Acronyms
  • Appendix B: Glossary of Terms
  • Appendix C: OSI Overview
  • Layer by Layer
  • Layer 7: The Application Layer
  • Layer 6: The Presentation Layer
  • Layer 5: The Session Layer
  • Layer 4: The Transport Layer
  • Switched Networks
  • Store-and-Forward Switching
  • Packet Switching
  • Connection-Oriented Networks
  • Connectionless Networks
  • Layer 3: The Network Layer
  • Routing Protocols
  • Routing Responsibilities
  • Congestion Control Responsibilities
  • Back to the E-Mail Message
  • Layer 2: The Data Link Layer
  • Error-Recovery Options
  • Layer 1: The Physical Layer
  • OSI Summary
  • Appendix D: Information Resources
  • Telecom Resources
  • Optical Resources
  • Financial Resources
  • General Industry
  • Wireless Resources
  • Computer Industry Resources
  • Asia-Pac Resources
  • CALA Resources
  • EMEA Resources
  • Paid Subscriptions
  • Index