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Telecom is undergoing a series of radical changes, molded by the legacy oftelephony and an Internet Protocol network. A new era in telecommunications hasexploded with the adoption of Wireless LAN, Unified Communications (UC), Voiceover IP (VoIP), 3G and 4G mobile networks, cloud computing, and the nextgeneration of voice and data services.

In this comprehensive course, you will gain an in-depth understanding of thecurrent telecom landscape and how voice has migrated from a circuit- to apacket-switched network. You will learn how to evaluate existing technologyoptions to determine which will best meet your organization's data and telephonyrequirements, from mature digital transport/access services to emerging voiceand data services using voice over packet technologies.

The technology, marketplace, and regulatory structure of telecommunicationsare in a continuous state of transition. This powerful course will ensure thatyou fully understand the service options available to your organization and howvoice technologies integrate into your existing data networks.

Highlights

• Applications supported on today's telecom networks
• Set up of circuit-switched calls vs. packet-switched calls
• Digitizing voice
• Types of communication mediums
• Multiplexing techniques used for fixed and wireless communication systems
• Modulation techniques used to increase connections and capacity forwireless networks
• Power over Ethernet
• Wireless LAN standards
• Packet switching
• VoIP and UC
• Carrier data services
• Video conferencing solutions and features
• Mobile cellular networks
• Attributes of 3G networks and services
• Femtocells vs. FMC service
• 4G WiMAX services and technology
• 4G LTE services and technology

Course Outline

1. The Current State of the Telecom Industry

• Applications on Today's Telecom Networks
• Carrier Categories
• Types of Customer Networks
  • Retail Customers
  • Enterprise Customers
    • Who They Are
    • Enterprise Data Networks
  • Carrier-Based Connections for Enterprises
    • Carrier-Based Leased Line Connections for Enterprise Data
    • Carrier-Based Packet Network Connections for Enterprise Data
  • Circuit-Switched vs. Packet-Switched Networks
    • Routing Traffic over Packet-Switched Networks
    • Mapping a Phone Call over Circuit-Switched Networks

2. Circuit-Switched Networks and Digital Multiplexing Standards

• Analog Voice Service
  • In-Band Signaling
• Digital Access Service: ISDN
  • Common Channel Signaling
• Signaling System 7 (SS7) Capabilities and Features
  • Local (End-to-End) Call Connection between Central Offices
  • Call Routing over a Long-Distance Network using SS7
• Digital Trunking in the Transport Network: Preserves Voice Quality
  • T1 (DS1) Circuit Description and Frame Format (North American Standard)
  • T3 (DS-3) Circuits
  • SONET
    • How SONET Works
    • SONET and SDH Multiplexing Rates
  • Wavelength Division Multiplexing (WDM)

3. Digitizing Voice

• Frequency Ranges Related to Human Communication
  • Human Speech Explained
• Digitizing Voice Signals Using Codecs
  • Sample Rates for Digitizing Waveforms
  • Coding the Signal
  • Transmitting the Signal
  • Decoding the Signal
• Voice Compression
  • Synthesizing Speech
  • Silence Suppression
• Narrowband and Wideband Codecs

4. Mediums and Modulation

• Basic Telecommunications Systems
  • Transmitters
  • Receivers
  • Mediums
• Transmission Mediums
  • Copper Cable: Electrical Energy
    • Voice Grade Cabling
    • Data Category Cabling
  • Fiber Optic Cable: Optical Energy
  • Wireless: Radio Frequency Energy
• Basic Modulation Techniques
  • Amplitude
  • Frequency
  • Phase

5. Multiplexing

• Multiplexing: A More Efficient Way to Move Traffic over Networks
• Fixed Medium Communication Multiplexing
  • Frequency Division Multiplexing
  • Time Division Multiplexing
  • Wavelength Division Multiplexing
    • Coarse-Wave Division
    • Dense-Wave Division
  • Code Division Multiplexing
  • Orthogonal Frequency Division Multiplexing
• Wireless Communication Multiplexing
  • Frequency Division Multiplexing
  • Time Division Multiplexing
  • Code Division Multiplexing
  • Orthogonal Frequency Division Multiplexing

6. Carrier Access Network Architectures

• Access Network Technologies
  • Copper Local Loops
  • ISDN: Digital-Access Service
  • Cable TV Networks
• Improving the Telco Infrastructure
  • Digital Trunking over Copper
  • Digital Trunking over Fiber (Fiber in the Loop)
  • Digital Subscriber Line Service
  • Fiber to the Curb
  • Fiber to the Premise: Passive Optical Networks
• Voice Services
  • Traditional Circuit-Switched Voice over the PSTN
  • Carrier VoIP Integration with the PSTN
• Improving Cable Architecture for Broadband Services
  • Hybrid Fiber/Coax (HFC)
  • DOCSIS: High-Speed Cable Modem Service
  • Cable Networks Add Voice: Triple Play
  • RFoG
• Type of PON Architectures
  • Broadband PON
  • Gigabit PON
  • Ethernet PON
• Quad Play Networks
  • Adding Mobile Wireless to Triple-Play
  • Cable Networks Add Mobile Wireless Service

7. Local Area Networks

• LAN Topologies
  • Bus Architecture
  • Ring Architecture
  • Start Architecture
• Devices that Comprise a LAN
  • Personal Computers
  • Servers
  • Printers
  • Switches
  • Routers
• Data Frames
  • HDLC Standard
  • Frame Structure
    • Frame Header
    • Frame Trailer
    • Frame Payload
• Data Link Layer Addressing for LAN Interfaces
• Ethernet LAN
  • Ethernet Cable Bus
  • Collision Domain (CSMA/CD)
  • Ethernet Hub
  • Broadcast Domain
  • Ethernet Switch
    • Unmanaged Switches
    • Managed Switches
• Moving Data Between Network Devices on the LAN
  • Logical Addressing
  • MAC Addressing
  • Address Resolution Protocol (ARP)

8. Wireless LANs

• The Wireless Link
  • Transmitter
  • Receiver
  • Radio Frequency Channel
• Wireless LAN Organizations
  • IEEE 802.11
  • Wi-Fi Alliance
• The Basic Service Set (BCC)
  • Access Points
    • Basic Access Point Operation
    • Encryption
    • Association and Disassociation
  • Station Devices
• The Extended Service Set (ESS)
  • Service Set Identifier (SSID)
  • Roaming
• Frequency Bands Used for Wireless LANs
  • 2.4 GHz Industrial Scientific and Medical (ISM)
  • 5.0 GHz UNII Band
• Air Interfaces and Standards
  • DSSS: 802.11b
  • OFDM
    • 802.11a
    • 802.11g
    • 802.11n
• Security
  • Wired Equivalent Privacy (WEP)
  • 802.11i
    • WPA/WPA2
    • Authentication
    • Encryption
    • Integrity

9. Packet-Switched Networks

• Introduction to Packet Switching
  • Packet Switching Concepts
  • Global Addressing
  • Data Packets
• The Layered Approach
  • Layer 1: Physical Layer
  • Layer 2: Data Link Layer (Frames)
  • Layer 3: Network Layer (Packets)
  • Layer 4: Transport Layer (Segments)
• TCP/IP Networks
  • Data Link Layer: Internet Protocol
  • Transport Layer
    • TCP
    • UDP
• Routing Packets between Networks
  • IP Global Addressing Structure
  • Routers and Routing Tables
  • Routing Protocols
• Adding Applications to the Protocol Stack
  • Port Numbers Used to Identify Applications
  • Supporting Multiple Applications Simultaneously
  • Application Utilities
    • DHCP
    • DNS
  • Common Application Protocols
    • File Transfer
    • E-Mail
    • Web Browsing
• Transporting Packets over the Network
• Internet Protocol: IPv4 Address Structure
  • Global Addressing Structure
  • Address Classes
  • Addressing Inefficiencies
  • Subnetting
  • CIDR
• The Need for Private Addressing
  • Private Address Ranges
  • Traversing between Private and Public Networks
• Network Address Translation
  • Network Address and Port Translation (NAPT)
  • Interconnecting Networks using NAT
• Internet Protocol: IPv6 Address Structure
  • How IPv6 Addresses are Constructed
  • Additional Benefits of IPv6

10. Voice over IP and Unified Communications

• Introduction to VoIP Networks
  • VoIP for Enterprise Networks
    • Proprietary IP-PBXs
    • Open Source IP-PBXs
  • VoIP for Residential Customers
    • ITSPs
    • Analog Telephone Adapters
    • POTS over VoIP
• VoIP Protocols
  • Signaling Protocols
    • SIP: A Peer-to-Peer Signaling Protocol
      • SIP Clients and Servers
        • Registration Server: Registrar
        • Proxy Server: Connecting Calls
      • Defines the Connection to be Used by RTP
      • SDP Negotiates the Parameters for the Connection
  • Voice Transport Protocol: RTP (RFC3551)
    • Defines the Packet Format for Delivering Real-Time Traffic
    • Payload Type Identifiers: RFC3551
    • RTCP Gathers Statistic for QoS Measurements
• Unified Communications
  • Interactive Multimedia Services
    • Real-Time Services
      • Voice (VoIP)
      • Video Conferencing over IP
    • Near-Time Services
      • Short Message Service
      • Instant Messaging
      • Multimedia Messaging
    • Non-Real-Time Services
      • Music Downloads
      • Video Downloads and Streaming
  • Presence
    • XMPP
    • SIMPLE
  • Unified Messaging
    • Voice Mail
    • E-Mail
    • Video E-Mail
    • E-Fax
    • Speech-to-Text
    • Text-to-Speech
• Quality of Service (QoS)
  • QoS Parameters for Supporting Real-Time Applications
    • Minimal Latency
    • Low Jitter
    • Low Packet Loss
  • Quality Perception for Voice and Video
• Security Protocols
  • Securing the Signaling Protocol
  • Voice and Video Privacy: Encryption

11. Carrier Data Services

• Enterprise Network Connections using Leased Lines
• Shared Network Resources: Clouds
  • Sharing Resources and Reducing Costs
    • Accessing the Shared Network
    • Separating Customer Traffic During Transport
    • Defining Source and Destination Points for Customer Traffic
• Why Carriers Prefer Switched Technologies over Routing Traffic
• Frame Relay
  • Switching Frames through the Network
  • Connecting to a Frame Relay Network
  • Data Link Connection Identifiers (DLCIs)
  • Using ATM as a Backbone for Frame Relay
• Asynchronous Transfer Mode (ATM)
  • Using ATM Switches over TDM Multiplexers
  • Using ATM as a Backbone for Frame Relay
  • Virtual Path and Channel Identifiers
  • ATM and QoS
    • ATM Cells
    • Service Categories
• Multiprotocol Label Switching (MPLS)
  • Introduction to Label Switching
  • MPLS Terminology and Components
  • Establishing an MPLS Tunnel
  • Using the MPLS Tunnel
• Carrier Ethernet Services
  • Ethernet Services Categories
    • E-Line
    • E-LAN
  • Scaling Ethernet for Carrier Networks
  • Carrier Methods for Deploying Ethernet Services
    • MPLS-Based Metro-Ethernet Networks
    • PBB-TE

12. Video Technology and Services

• Video Attributes
  • Scanning Formats
    • Interlaced
    • Progressive
  • Video Resolutions
    • 720p
    • 1080i
    • 1080p
• Video Codecs
  • H.262 (MPEG-2)
  • H.263
  • H.264 (MPEG-4)
• Broadcast Video Standards
  • Standard Definition Television
  • High Definition Television
• Video Conferencing Solutions
  • Connectivity
    • Circuit-Switched
    • Web-based
  • Types of Video Conferencing Solutions
    • Desktop Video Conferencing
      • Equipment
      • Software
    • Standard Video Conferencing
      • Equipment
      • Facilities
    • Telepresence
      • Examples
        • Cisco
        • Microsoft
• Video Conferencing Web-Based Services
  • WebEx
  • Adobe Connect
  • Microsoft Office Live Meeting
  • SkyRoom
  • Skype
• Internet Protocol Television
  • What It Is
  • How It Is Used
    • Broadcast Services: Part of the New Triple Play
    • Web-Based Video Streaming
• Mobile Video
  • Standards
    • DVB-T
    • MBMS
    • MediaFLO TV
  • Devices
    • Integrated
    • Stand-Alone

13. Cloud Computing

• Introduction to Software as a Service (SaaS): A Cloud-Based Approach
  • Cloud Computing
  • SaaS Benefits over Traditional Software Applications
• Cloud-Based Applications and Services
  • Search Engines
  • e-Commerce
  • Educational Uses
    • Commercial
    • Colleges and Universities
  • Collaboration Software
  • What It Is and How to Use It
  • Types of Cloud-Based Applications
    • Wikis
    • Maps software
    • Office-Based software
      • Word Processing
      • Spreadsheets
      • Presentation Tool
    • E-Mail Service
    • Calendar
    • Instant Messaging
    • Blogging
• Costing Models
  • Advertising Supported
  • Subscription Based
• Online vs. Offline Services
• Cloud Computing Examples
  • Microsoft: Windows Azure Platform
    • Windows Azure
    • Microsoft SQL Azure
    • Windows Azure Platform AppFabric
  • Microsoft Windows Live
  • Google
    • iGoogle
    • Gmail
    • Calendar
    • Documents
    • Reader
    • Google Voice
    • Google Talk
    • Blogger
    • Web History
    • Google Check-Out
    • Translate
  • Lotus Notes/IBM

14. Introduction to Mobile Cellular Networks

• Celluar Networks
  • The Concept of Cellular Networks
  • Building a Cellular Network
  • Call Initiation and Handoff (Handover) between Adjacent Cells
• Global Frequency Spectrum Allocations for Mobile Wireless
• The GSM Network Architecture
• Adding Data Services to GSM Networks
  • SMS
  • GPRS
  • EDGE
• The Evolution of Cellular Standards: First and Second Generation
• CDMA Architecture (IS-95A/B)
• Evolution of US Cellular Technology up to Third Generation
• Top Four US Mobile Operators
  • GSM
    • AT&T
    • T-Mobile
  • CDMA (IS-95A/B)
    • Sprint
    • Verizon

15. 3G Networks: Enabling Mobile Broadband

• The Mobile Internet Traffic Growth Predictions
  • Examples of Web-Based Applications for Mobile Wireless
  • Network Requirements
• The Impact of Smartphones
  • Smartphones
    • Attributes
      • Keypad vs. Alpha-Numeric Keyboard
      • Tactile vs. Touch-screen
    • Features
      • Display Imaging
      • Network Access
      • Other Important Features
• Application Stores
  • Driving Smartphone Sales
  • Drive Up Data Consumption
• Global Standards Organizations for 3G Networks
  • 3GPP (GSM Family of Standards)
    • W-CDMA
    • HSDPA
    • HSUPA
    • HSPA+ (HSPA Evolved)
  • 3GPP2 (CDMA Family of Standards)
    • CDMA2000 1x
    • 1xEV-DO Rev. 0
    • 1xEV-DO Rev. A
    • 1xEV-DO Rev. B
    • 1xEV-DO Rev. C (UMB)
• 3G to 4G Mobile Standards Summary
• Global Mobile Wireless Subscriber Market Share
  • 3GPP2 Global Market Share
  • 3GPP Global Market Share

16. Femtocell and Fixed Mobile Convergence (FMC)

• Macrocells
• Femtocells
  • Femtocell Manufacturers and Vendors
  • Femtocells in the US Market
    • AT&T
    • Sprint
    • Verizon Wireless
• LTE Femtocell Architecture
• FMC
  • GSM/UMTS/W-CDMA and Wi-Fi (UMA/GAN)
  • CDMA2000/EV-DO and Wi-Fi
  • Software Support for VoIP
• Unlicensed Mobile Access (UMA)/Generic Access Network (GAN)
  • Modes of Operation
    • Cellular Only
    • Cellular Preferred
    • Wireless LAN Only
    • Wireless LAN Preferred
• Problems with Poor In-Building Coverage
• Enterprise VoIP Network Using Wi-Fi
• Seamless Roaming and Handover with FMC UMA/GAN Standard
• Femtocell and FMC Market in the US

17. Introduction to 4G Networks: WiMAX

• WiMAX Mobile vs. Fixed and Nomadic Service
• Examples of Wireless Networks
  • WPAN
  • WLAN
  • WMAN
  • WWAN
• 802.16 Broadband Wireless Access (BWA) Standards Development
• WiMAX Forum
  • System Profiles
  • Certification
• WiMAX User Equipment Examples
• Access Service Network
• Connectivity Service Network
• End-to-End WiMAX Architecture
• WiMAX Network Reference Model
• Advanced Antenna Systems
  • MIMO
• Advantages of the 802.16 Air Interface Standard
• Increasing VoIP Capacity for WiMAX

18. Introduction to 4G Networks: LTE

• Benefits and Drawbacks of the LTE Standard
• LTE Network Architecture
• IP Multimedia Subsystem (IMS)
• LTE User Equipment
• evolved NodeB (eNB)
• Mobility Management Entity (MME)
• Serving Gateway (S-GW)
• Packet Data Network Gateway (P-GW)
• Expected Data Rates for LTE
• Spectrum used for 4G Services in the US
• Fractional Frequency Reuse
• Voice
  • Voice and SMS Services in LTE
  • Options for Voice over LTE
  • Voice over LTE Generic Access

Demonstrations:

Demo 1: Listen to different audio codecs used on the Linksys VoIP phone.

Demo 2: Using a protocol analyzer (Wireshark), examine the protocols fordifferent data applications:

• HTTP and HTTPS
• Telnet and Secure Shell 2 (SSH2)
• Session Initial Protocol (SIP)
• Real-Time Transport Protocol (RTP)

Demo 3: Learn the basics of how address resolution works with a DNS serverwith the "Simple DNS Plussoftware application.

Demo 4: Learn how Ethernet switch port mirroring is set up in a managedswitch and why the function is useful.

Demo 5: Learn how an Analog Telephone Adapter (ATA) is used for connectinganalog phones and fax machines to a VoIP network.

Demo 6: See a call setup between two VoIP phones on the network.

Demo 7: See a packet capture of the VoIP call setup using SIP and the varioussteps involved.

Demo 8: See how a VoIP device registers with the SIP server over the network.

Demo 9: Examine differences and features of a SIP proxy server and an IP-PXusing two software servers: Brekeke and trixbox.

Demo 10: Learn how a Wi-Fi phone is configured and how calls are placedbetween wireless and wired devices.

Demo 11: Examine a dual-mode Fixed Mobile Convergence (FMC) phone and learnhow calls can route to it from a VoIP network using SIP.

Demo 12: See how Instant Messaging (IM) works using the open-source clientSpark and the open-source server Openfire.

Demo 13: Examine a packet capture of the "Jabbertraffic and learnhow messages are passed between software clients.

Demo 14: Learn how VLANs work to separate different devices connected to anEthernet network.

Demo 15: Learn how Layer 3 switches can route traffic between VLANs.

Demo 16: Examine the types of video codecs that can be used on a desktopvideo softphone.

Demo 17: See how desktop video conferencing works by placing a call betweenmultiple video softphones.

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