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Understanding A/xDSL

3 Day Course
Code PWL038

This course has been retired. Please view currently available Copper Access Training Courses.

Modules

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Introduction and background (6 topics)

  • The analogue local loop - copper investment
  • The Digital PSTN - ISDN services
  • High speed Internet access
  • Telecommuting
  • The xDSL family
  • ADSL positioning

The xDSL technologies (14 topics)

  • The evolution of xDSL technologies
  • The Digital Subscriber Line
  • The distance vs speed limitations
  • High bit rate DSL: HDSL/HDSL2
  • HDSL and E1/T1 circuit provision
  • Single pair/symmetric DSL: SDSL
  • SDSL vs HDSL
  • Asymmetric DSL: ADSL
  • Consumer DSL/ADSL Lite
  • The use of splitters
  • Rate Adaptive DSL: RADSL
  • ISDN DSL: IDSL
  • Very high-speed DSL: VDSL
  • VDSL & ATM integration

The ADSL architecture (10 topics)

  • ADSL standards
  • ADSL network components
  • The ADSL interface
  • The ADSL transceiver unit function
  • ADSL reference points
  • Modulation techniques & ADSL
  • ADSL line coding CAP vs DMT
  • DMT operation
  • Network Management
  • Security Issues

ADSL framing (8 topics)

  • ADSL bearers
  • ADSL simplex & duplex operation
  • The ADSL superframe
  • ADSL framing structure
  • ADSL overheads
  • ADSL distribution modes
  • ADSL & ATM services
  • TCP/IP & ADSL

The DSL Access Mux - DSLAM (7 topics)

  • Providing the network service
  • DSLAM positioning
  • The network components: IP routers, ATM switches, Frame Relay
  • DSLAM and Local Area Networks
  • DSLAM and SDH integration
  • DSLAM features
  • DSLAM and network management

ADSL in practice (7 topics)

  • Configuring ADSL modems
  • Configuring DSLAM
  • Configuring Network Management
  • Customer Premises Equipment issues
  • International issues
  • Outstanding issues
  • DSL migration

Prerequisites

Participants should have a good understanding of telecommunications. Delegates include communications and telecommunications engineers developing systems and services for carriers and vendors Network planners, managers and administrators responsible for adopting new services in end-user organisations and communication service providers. Technical sales and marketing professionals from carriers and network systems vendors and integrators.

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What Our Customers Say

“The training was delivered with a high level of expertise and excellence. Instructor was highly knowledgeable.”

— Technical Trainer, Aviat Networks

“Overall the course was really good, the trainer really understood the material and was very approachable.”

— Customer Training Manager, Aviat Networks

“Excellent course, informative and well-paced.”

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— Broadcast Engineer, Cisco

“Definitely an excellent intro. Left me interested in learning more.”

— Broadcast Engineer, Eircom

“Excellent training course with real examples and practical classroom demonstrations.”

— Transport Designer, Orange

“Instructor knowledge and experience was excellent.”

— Solutions Engineer, Akamai

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— Assistant Engineer, Dhiraagu

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— Network Support Technician, BT

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