Subscriber Access Ethernet Techniques

2 Day Course
Code PDN041

This course has been retired please see our Fixed Copper Access, Mobile Backhaul, FTTx & GPON or Carrier Ethernet training courses. 

Modules

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Architecture of Subscriber Access Loops (11 topics)

  • Characteristics of copper twisted Pairs
  • Electrical requirements for analogue voice
  • ISDN loop requirements
  • Frequency and distance trade-off
  • Impact of loading coils
  • Testing loops with TDR techniques
  • Noise and crosstalk
  • Impact of noise: Shannon's Limit
  • Optical loop technologies
  • Single Move vs Multimode
  • Passive optical vs Active Optical Technologies

Evolution of Ethernet for Subscriber Access (14 topics)

  • Evolution of Ethernet LANs
  • Layering and Addressing
  • IEEE Standardization Principles
  • 802.3 Standard structure
  • Impact of 802.1 for management, QoS and VLAN services
  • 802.3 Section 56 Ethernet for subscriber access networks
  • Point to Point (P2P) and Point to Multipoint (P2MP)
  • Physical Coding Sublayer (PCS)
  • Physical Medium Attachment (PMA)
  • Span and the signal-to-noise ratio (SNR) impact upon bit rates
  • Physical Layer signaling systems
  • Support over Copper and Fiber
  • Protocol implementation conformance statement (PICS)
  • Operations Administration and Management (OAM)

Optical EFM Physical Medium Dependent Systems (9 topics)

  • 100BASE-LX10 (Long Wavelength
  • 100BASE-BX10 (BiDirectional Long Wavelength)
  • 1000BASE-LX10 (Long Wavelength)
  • 1000BASE-BX10 (BiDirectional Long Wavelength)
  • 1000BASE-PX10 (long wavelength passive optical networks)
  • 1000BASE-PX20 (long wavelength passive optical networks)
  • Wavelength and spectral width measurements
  • Transmitter and receiver requirements
  • Performance aspects, Jitter and testing

Copper EFM Physical Coding (16 topics)

  • 10PASS-TS and 2BASE-TL
  • Physical Coding Sublayer (PCS)
  • 100 Mb/s burst data rate
  • Physical Medium Attachment (PMA)
  • Loss and Bit Error Ration Targets
  • Relation of 2BASE-TL and 10PASS-TS to other standards
  • I_O and I_R reference points
  • Physical Medium Entity (PME)
  • Impact of Ethernet Aggregation
  • Codeword Formats and bit ordering
  • Sync Insertion
  • Power Back-off
  • Constellation Encoding
  • Regional Considerations
  • VDSL Based Systems
  • SHDSL Based Systems

EFM and DSL Service Migration (22 topics)

  • Ethernet Final Mile and DSL Service Comparison
  • DSL G.922.1 Asymmetric digital subscriber line (ADSL)
  • ADSL2 G922.3 ADSL2 functional model
  • ADSL 2+ G.992.5
  • VDSL2 G.993.2
  • DSL Forum TR-101 Migration to Ethernet-Based DSL Aggregation
  • IP Address Allocation
  • PPPoE/PPPoA Advantages and disadvantages
  • DHCP
  • RFC1483
  • SNAP
  • OUI
  • Proxy Services
  • Multicasting at layer 2 and Layer 3
  • IGMP
  • Precedence and Quality of Service
  • Demonstrating the impact of Aggregation on IPTV quality and access bandwidth
  • Queuing and queue management
  • TR-126 Triple-play Services Quality of Experience (QoE) Requirements
  • Management and Configuration with TR-069
  • Auto-Configuration and Dynamic Service Provisioning
  • Software/Firmware Image Management

Prerequisites

A basic knowledge of IP and telecommunications will be assumed

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.”

CSE, Cisco

Course was very well outlined. Topics were great and bridged many gaps.”

System Engineer, Cable & Wireless

An excellent intro to video encoding & MPEG transport streams - I would definitely recommend it.”

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

Excellent course, very clear and well organised. Course content delivery was very good.”

Assistant Engineer, Dhiraagu

Very informative and appropriate.”

Network Support Technician, BT

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