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Introduction to Telecommunications
Voice/Data/Video Convergence

Course: 373   Type: Workshop   Duration: 3 Days
Quick Enrol  

You Will Learn How To

  • Apply multiple communications technologies for voice, data and video convergence
  • Choose the correct wired or wireless transmission solution for network access
  • Specify the most cost-effective telephony network technologies for your enterprise
  • Benefit from the evolution of voice traffic from traditional telephony solutions to VoIP
  • Take advantage of the Internet, MPLS and VPN technology to handle your data and voice communications
  • Evaluate current data network alternatives for cost-effective technical support

Course Benefits
Today's organisations face the challenge of applying the ever-expanding options for modern technologies. Meeting the requirements for wide-area telecommunications networks that handle voice, data and video is critical to remain competitive. This comprehensive course demystifies the principal components and standards of telecommunications options. You learn how to evaluate choices and develop a strategy that achieves the best balance between cost, security and performance for each type of traffic.

Who Should Attend
Those involved in projects requiring the transmission of voice, data and video over wide area networks.

Course Workshops
Participants perform the critical tasks of selecting WAN and telecom technologies, including:
  • Calculating break-even costs for fractional services
  • Choosing the best Internet access technology
  • Sizing and selecting a PBX
  • Costing an IP PBX

Live demonstrations emphasise the concepts taught in class, including:

  • SIP call setup
  • Comparing audio compression methods for voice and music

Course Content
Introduction and Overview
Convergence fundamentals
  • Why convergence matters
  • The importance of Quality of Service (QoS)
Key components of a complete network
  • Leased and switched networks
  • Public and private networks
  • Circuit- and packet-switching
Comparing Transmission Media
Selecting the medium
  • Unshielded Twisted Pair (UTP) cables
  • Fibre optics
  • Applying wireless solutions: VHF, UHF, microwave
Applying analogue and digital techniques
  • Bandwidth, frequency response, loss and dB
  • Pulse code modulation (PCM)
T1/E1 circuits and equipment
  • Time division multiplexing for efficiency
  • Employing leased lines and fractional services
Comparing SONET, SDH and PDH
  • Exploiting capacity of copper and fibre
  • Manageability and scalability
  • SONET/SDH rings
Mastering Basic Telephony
The local loop
  • Wired pair: tip and ring
  • Bandwidth and electrical power
Telephone switches: LXs and PBXs
  • Lines and trunks
  • Switch matrices and controllers
  • Comparing PBX and Centrex
Designing a telephone network
  • Calculating blocking probability
  • Measuring traffic in Erlangs
  • Sizing PBX trunk groups
Modern Telephony and Video Conferencing
Basic and primary rate ISDN
  • Making use of B-channels and D-channels
  • Voice and data conferencing applications
Comparing cellular techniques
  • GSM vs. CDMA
  • Data services: GPRS, EDGE, EV-DO
  • Evolution to 3G and UMTS
Voice over IP (VoIP)
Choosing a digital method
  • Mean opinion score for voice quality
  • ADPCM, LPC, CELP
  • G.711, G.72x
  • Video codecs: H.264, MPEG
Transmission-level convergence
  • Motivations for VoIP
  • The five architectures
  • Following a VoIP call
Elements of VoIP
  • IP telecasts and softphones
  • RTP for voice and video
  • Competing standards: H.323 and SIP
VoIP challenges
  • Quality and reliability
  • Migration strategies
  • SLAs and outsourcing
Signalling
Channel-associated signalling
  • DTMF on lines
  • E&M on trunks
  • Slot-16 and robbed-bit signalling
Applying common-channel signalling
  • Benefits of common-channel signalling
  • Q.931 ISDN call control
  • SS7 trunk signalling
Deploying Data Communications Networks
A TCP/IP primer
  • The TCP/IP protocol suite
  • IP datagram service & addressing
  • Routers, internets and intranets
  • Adding QoS using RSVP and DiffServ
Applying Virtual Private Network (VPN) Technology
  • Tunnelling and encryption for security
  • Performance challenges
Multiprotocol Label Switching (MPLS)
  • Adding connections to IP internets
  • Leveraging labels and switching for speed
  • Label-switched paths (LSP)
  • Label-switched routers (LSR)
Planning Voice/Data/Video Convergence
Transmission-level convergence
  • xDSL and cable modems
  • Cellular vs. WiMAX vs. Wi-Fi
Network-level convergence
  • Challenges of QoS
  • ATM vs. MPLS

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Telecommunications Introduction
Course Schedule
30 Jul - 1 Aug, 2008
London

Participants analysing and selecting the best Internet access technology.
 
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£ 1,395 - Standard Tuition
Savings Plans
£ 735 - 10-Day Training Pass
£ 915 - Flex-Training Passport
£ 1,000 - Short Course Vouchers
£ 1,255 - Alumni Gold Tuition

 
Telephony on IP
 
Customer Service or Enrol: 0800 282 353 or +44 1372 364610