DOCSIS® Engineering Professional

Description
The DOCSIS® Engineering Professional (DEP) developed in partnership with CableLabs® course prepares broadband professionals to better understand the elements and implementations of the Data Over Cable Service Interface Specification (DOCSIS) 1.0 through DOCSIS 3.1 specification.

This course teaches learners how to quickly and easily build, deploy, manage, and troubleshoot versions of DOCSIS cable networks.  It also details: DOCSIS system design architecture, signals and protocol layering; DOCSIS operations; upstream-downstream corrective measures; cable modem configuration / cable modem termination systems.   In addition, participants will discover important operating requirements, security parameters, DOCSIS set-top gateway (DSG) operation, operation support system interface (OSSI), IPv4/6, and troubleshooting tips for each version.

Recommend Prerequisites:

SCTE·ISBE Understanding Network Technology
or equivalent
SCTE·ISBE Understanding DOCSIS Technology or equivalent
SCTE·ISBE Broadband TelecomCenter Specialist (BTCS) or equivalent

Target Audience :

  • Mid to Senior Data Engineers
  • Network Operations Center (NOC) Engineers
  • Network Operations
  • Headend / Hub Engineers
  • Inside Plant / Field Engineers
  • Maintenance Technician, Plant Technician or equivalent
  • Technical Operations and Engineering Managers

Certification Exam Information:

Upon completion learners will be prepared to earn the nationally recognized SCTE·ISBE DOCSIS Engineering Professional (DEP ) certification. The certification is designed for individuals interested in working in the cable telecommunications industry for a cable provider, contractor or vendor.

More information may be found at:

http://www.scte.org/DEP

Included in the Course :

  • In-depth content modules
  • CORTEX mobile app to access content modules in the field 
  • Module assessments
  • Course final exam
  • SCTE·ISBE course completion certificate
  • 5 recertification units (RUs) towards SCTE·ISBE certification renewal

Format :

Self-paced interactive Online Course: Learners start the SCTE·ISBE VirtuLearn™ course at any time, study at their own pace, and have access to dynamic online content after they register. On average, learners will spend approximately 4 hours per week over 12 weeks completing course activities. SCTE·ISBE provides access to the course for 3 years from date of purchase.

System Requirements: A high speed Internet (HSI) connection, Internet browser with HTML 5 support. For tablet or smartphone access, HTML 5 may be used for online eBook content.

Instructor-Led Onsite Boot Camp Course: The SCTE·ISBE VirtuLearn course may be delivered as an onsite boot camp over 5 days.

Course access information will be emailed when the course is purchased.

Course Modules:


Module 01: Hybrid-Fiber-Coaxial Fundamentals
Module 02: Evolution of DOCSIS
Module 03: CMTS Components and Reference Architecture
Module 04: PHY Layer
Module 05: DOCSIS Protocol Stack
Module 06: MAC Layer
Module 07: Cable Modem Initialization Process
Module 08: DOCSIS 1.1 Specification
Module 09: DOCSIS 2.0 Specification
Module 10: DOCSIS 3.0 Specification
Module 11: Channel Bonding Overview
Module 12: DOCSIS Security
Module 13: DOCSIS Set-top Gateway
Module 14: Troubleshooting
Module 15: Operation Support System Interface
Module 16: Installation

Course Learning Objectives:


Module 01 Hybrid-Fiber-Coaxial Fundamentals

  • Explore the various aspects of signal transmission over cable TV networks
  • Define coaxial cable and hybrid fiber coax (HFC) networks
  • Define frequency, megahertz (MHz), bandwidth and channel capacity
  • Explore fiber cable as it applies to the cable TV industry

Module 02 Evolution of DOCSIS

  • Explain the rapid development history of DOCSIS
  • List the components required for DOCSIS operation
  • Describe the benefits of a standardized product
  • Describe the CableLabs certification and qualification process

Module 03 CMTS Components and Reference Architecture

  • Diagram the components of a DOCSIS system which were built on the basis of interfaces
  • Recognize the DOCSIS equipment such as the CMTS, cable modem and back office servers
  • Explain the role of the components within the reference architecture

Module 04 PHY Layer

  • Discuss the multiplexing methods of frequency division multiplexing (FDM), time division multiplexing (TDM) and time division multiple access (TDMA) and how they function in the network
  • Explain the difference between amplitude, phase, and frequency shift keying (FSK)
  • Compare QAM and QPSK signal modulation
  • Describe the downstream and upstream signal characteristics

Module 05 DOCSIS Protocol Stack

  • Review the open standards interconnection (OSI) and transmission control protocol (TCP) model layer functions and protocol data units (PDU)
  • Describe the purpose of the protocol stack for DOCSIS operation
  • Compare and contrast the OSI protocol stack with the protocol stack for DOCSIS operation
  • Describe the data path through the protocol stack for DOCSIS

Module 06 MAC Layer

  • Describe the purpose of the data link layer within the DOCSIS protocol stack
  • Understand the DOCSIS message header and the types of messages used
  • Explain media access control (MAC) domains and service groups
  • Recognize some of the other key features of the MAC layer such as load balancing

Module 07 Cable Modem Initialization Process

  • Describe the steps for cable modem initialization to link connectivity and finally to registration and online status
  • Describe how DOCSIS passes information in the upstream and downstream through the initialization process
  • Understand the role of different servers in the registration process
  • Recognize the security implementation process and its importance
  • Explain the CPE provisioning process

Module 08 DOCSIS 1.1 Specification

  • Explain the differences in features and functions between DOCSIS 1.0 and 1.1
  • Describe how DOCSIS 1.1 specification enables new services

Module 09 DOCSIS 2.0 Specification

  • Compare DOCSIS 2.0 versus DOCSIS 1.0 & 1.1
  • Identify the major improvements DOCSIS 2.0 provided
  • Describe the advantages of pre-equalization
  • Understand what Reed-Solomon forward error correction (FEC) is and why it was used
  • Explain why a mixed of multiplexing techniques offers improved performance process

Module 10 DOCSIS 3.0 Specification

  • Learn the drivers and goals of D3.0
  • Describe enhancements and features of D3.0
  • Understand DOCSIS-related specifications
  • Know the power budgets
  • Identify three D3.0 architectures
  • Review the cable modem initialization process

Module 11 Channel Bonding Overview

  • Understand a solid overview of channel bonding
  • Introduction to the unfamiliar terms and concepts
  • Explain downstream channel bonding
  • Explain upstream channel bonding
  • Recognize how DOCSIS supports load balancing
  • Discuss logical channels and traffic engineering

Module 12 DOCSIS Security

  • Define security on a data network
  • Understand some key DOCSIS security components such as pre/post DOCSIS 3.0, PKI, BPI, BPI+
  • Explain the baseline privacy key management (BPKM) system
  • Explain what a digital certificate is, why it is used and how it can be revoked
  • Describe some of the features of DOCSIS security; digital certificates, link encryption and secure software download

Module 13 DOCSIS Set-top Gateway

  • Overview and architecture of the DOCSIS set-top gateway (DSG) specification
  • DSG details, such as DSG tunnels, basic vs. advanced DSG mode, and DSG Agent MIBs
  • DSG operation, including DSG set-top device behavior, DSG traffic, DSG applications, DSG examples and DSG network strategy

Module 14 Troubleshooting

  • Explain problems associated with the downstream QAM signals
  • Characterize the upstream transmission environment
  • Examine various DOCSIS upstream and downstream corrective techniques
  • Discuss the possible back office problems that cause failures in voice and data services

Module 15 Operation Support System Interface

  • Introduction to OSS, CableLabs’ CIA, and FCAPS
  • FCAPS for network layers (PHY, MAC and NET), network elements, CM and CMTS
  • Simple network management protocol (SNMP)
  • IP detail record (IPDR) and others (syslog, TR-069)
  • PNM and Enhanced Signal Quality Monitoring (RF Spectrum, etc.) using SNMP/IPDR

Module 16: Installation

  • Understand access network design
  • Key fundamentals on cabling the system
  • Understand downstream and upstream considerations
  • Recognize some installation concepts to ensure success
  • List the details on channel placement for DOCSIS carriers

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