Understanding Digital Subscriber Lines
The Understanding Digital Subscriber Lines course provides students with the
knowledge to examine, in detail, one of the most promising emerging technologies to address the issue of local bandwidth. Concentrating on Asymmetric Digital
Subscriber Lines (ADSL), this course covers a multitude of deployment
alternatives. It helps students discover the applicable standards, service
offerings, how much bandwidth is available, who is deploying it, the potential
performance impediments, and how it is tested.
ADDITIONAL SOFTWARE OR HARDWARE REQIREMENTS:
Pentium 233 or equivalent computer, with a minimum of 32 MB (48 MB recommended with NT) of memory running Windows(R) 95, 98, 2000, or Windows NT(R) 4.0.
Internet Explorer 5.0 or greater, Netscape Communicator (Navigator) 4.75 or greater (version 6.0 excluded).
Minimum resolution of 800 x 600 with 256 colors (1024 x 768 with 64K or high color recommended).
16-bit sound card with speakers.
A minimum of 56K internet connection.
Windows MediaPlayer and/or Macromedia Flash 5.0 are required to use this product.
Course length: 16 hours
Course ID:
WRA-2150-90 |
Subscription Duration:
90 days
| Price:
$US
395.00 |
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Languages Offered |
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This course is currently available in English only.
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Who Can Benefit |
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Students who can benefit from this course are telephone company engineers and
planners, marketing and salespeople, and anyone with a technical job or who is
seeking fundamental knowledge of how the technology works.
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Prerequisites |
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To succeed fully in this course, students should be able to:
Display an interest in communications Display knowledge or the equivalent of TRA-100: Understanding the Basics of Communications Networks
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Skills Gained |
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Upon completion of this course, you should be able to:
Understand how DSL works from the technical perspective and as well as how it's used and deployed by telephone companies to serve customersLearn about the various forms of DSL that exist, their differences, and how they serve the marketplaceGain the knowledge to deploy this technology, knowing that you're making the right decisions for your customers and your company
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Related Courses |
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Before: WRA-1050: Understanding the Basics of Data Communications Before: TRA-230: Understanding Network SecurityBefore: TRA-115: Understanding IP Networking and VPNsAfter: WRA-2400: Understanding Frame RelayAfter: WRA-2250: Understanding TCP/IP
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Course Content |
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Module 1: Course Introduction
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What is Access?Competitors, Markets, and Technologies
Module 2: Telephone Access
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Components of Traditional AccessAnalog and Digital TransmissionLocal Loops and Loop ImpairmentsInternet Access Issues
Module 3: Asymmetric Digital Subscriber Line (ADSL)
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Definition and ApplicationsADSL ModemsTechniques Used to Get Megabits on an ADSLCarrierless Amplitude/Phase Modulation (CAP)Discrete Multitone Modulation (DMT)Bearer Channel Structure
Module 4: ADSL Deployment
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DSL Access MutiplexersSplitters, Filters, and G. LiteDeployment and Issues
Module 5: ADSL Higher Layer Protocols
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Distribution ModesSelected Protocol OptionsWhat's Available?
Module 6: Voice, Video, and QoS
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Quality of Service (Qos) BasicsQoS Capabilities of IP and ATMVoice over DSL Architecture
Frame/SuperframePurpose of ADSL OverheadADSL Standards Components
Module 8: DSL Performance
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Customer Premises Wiring Effects on DSL DeploymentCrosstalk Definition and LimitationDSL Testing and Implementation Practices
Module 9: High Bit Rate DSL (HDSL) and High Bit Rate DSL Version 2 (HDSL2)
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Compare and Contrast
Module 10: Symmetric DSL (SDSL)
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Symmetric vs. AsymmetricSDSL UsesAdvantages of Integrated Service Digital Network DSL (ISDN DSL)
Module 11: Very High Speed DSL (VDSL)
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Fiber-in-the-LoopDraft Specifications
Module 12: Course Summary
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