DOCSIS seminar can be tailored and modified to your specific needs

Custom Models Available

Upon completion of a DOCSIS seminar the clients should be able to:

  • Understand the Physical Layer required to support a DOCSIS network
  • Know key DOCSIS Media Access Layer terminology
  • Be familiar with the cable modem registration process
  • Understand DOCSIS service flows, load balancing, and capacity planning principles
  • Compare and contrast DOCSIS 1.x through 3.1
  • Be comfortable with the primary DOCSIS impairments and how to troubleshoot them

Available Modules (approximately two hours each)

DOCSIS Seminar Module 1 – Signals, Systems, RF and Modulation

  • Explain Amplitude Modulation, Frequency Modulation, and Phase Shift Keying
  • Discuss Frequency Division Multiplexing, Time Division Multiplexing and Time Division Multiple Access
  • Demonstrate how QPSK / m-ary QAM and up-conversion works
  • Signal quality analysis – SNR, MER, BER, CER, Codeword Errors
  • Summary
  • Q&A

DOCSIS Seminar Module 2 – Cable TV & DOCSIS 101

  • CATV Architecture & Overview
  • DOCSIS Frequency Allocation
  • DOCSIS Cable Modem Registration
  • CM Registration Issues
  • Brief eMTA Registration Overview
  • Summary
  • Q&A

DOCSIS Seminar Module 3 – DOCSIS 3.0 Downstream

  • Objectives
  • Terms
  • M-CMTS
  • Adapters and connectivity, linecards, timing servers, e-qams, ..
  • I-CMTS
  • Optional Architectures
  • Frequency Stacking Levels
  • Frequency Placement
  • Isolation Concerns

DOCSIS Seminar Module 4 – DOCSIS 3.0 Upstream

  • Frequency Stacking Levels
  • What is CM max US output with four channels stacked and do channels have to be contiguous?
  • Power/Hz & laser clipping
  • Diplex Filter Expansion to 85 MHz?
  • Amplifier upgrades occurring now;  Best to make 1 truck roll
  • Think about diplex filters, line EQs, step attenuators, taps, etc.
  • Summary
  • Q&A

DOCSIS Seminar Module 5 – DOCSIS Related Internet Protocol, QOS & VoIP

  • General MAC Layer Terminology
  • DOCSIS Terminology
  • DOCSIS 3.0 Cable Modem Registration
  • DOCSIS Protocol Analysis
  • Quality of Service (QoS)
  • Summary

DOCSIS Seminar Module 6 – Provisioning & IPv6

  • IPv6 overview
  • IPv4 Provisioning
  • IPv6 Provisioning
  • Provisioning Modes
  • CPE Provisioning

DOCSIS Seminar Module 7 – Troubleshooting DOCSIS

  • Building Block of Troubleshooting
  • DOCSIS Requirements
  • Constellation Analysis & MER
  • Overview of Common Impairments
  • Test Equipment
  • Advanced Troubleshooting
  • Summary
  • Q&A

Module 8 – DOCSIS Security & BPI+

  • Why Security Is Needed
  • About Hackers
  • BPI+
  • DOCSIS 3.0 Security
  • Recommendations
  • Things to Watch Out for

Module 9 – Packet Cable & Call Signaling+

  • The Troubleshooting Pyramid
  • Cable Architecture
  • Call Signaling and Service Flows
  • Common “DOCSIS” Call Preventers
  • VoIP Primer
  • Summary

DOCSIS is a registered trademark of Cablelabs.