Cisco DOCSIS 3.0 Downstream Solution Design and Implementation Guide
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Table Of Contents

Preface

Document Revision History

Objectives

Document Organization

Related Documentation

Conventions

Obtaining Documentation, Obtaining Support, and Security Guidelines


Preface

This preface describes the objectives and organization of this document and explains how to find additional information on related products and services. This preface contains the following sections:

•Document Revision History

•Objectives

•Document Organization

•Related Documentation

•Conventions

•Obtaining Documentation, Obtaining Support, and Security Guidelines

Document Revision History

Table 1 records technical changes to this document.

Table 1 Document Revision History

Release No.
Revision
Date
Change Summary

12.3(33)SCB

OL-10705-04

March 2009

The following features have been implemented in this release:

•DOCSIS 3.0 support for Cisco 10000 SIP-600 SPA Interface Processor.

•Support for 5-port Gigabit Ethernet SPA.

•Support for 1-port 10 Gigabit Ethernet SPA.

•Voice support on wideband (WB) modems for DOCSIS 3.0.

•Dynamic Bandwidth Sharing support for DOCSIS 3.0.

•Support for DOCSIS 3.0 WQF Scheduler for QoS congestion management.

•DOCSIS 3.0 Downstream Bonding for Bronze Certification

12.3(23)BC

OL-10705-03

December 2007

The following key features have been implemented in this release:

•Channel bonding of downstream channels from the SPA for DOCSIS 3.0 modem support.

•DOCSIS 1.x/2.0 modem support from SPA RF channels.

•Primary-capable SPA RF channels used for Mac Management Messages traffic.

•Modular-cable interfaces to support narrowband channels.

•Concept of Channel Grouping Domain.

•RF channel bandwidth sharing between modular-cable and wideband interfaces.

•Downstream External PHY Interface (DEPI).

•Primary downstream channel selection.

•High availability support for cable modems.

12.3(21a)BC3

OL-10705-02

August 2007

Added information on the Linksys WCM300-NA, WCM300-EURO, WCM300-J modems.

12.3(21)BC

OL-10705-01

February 2007

First release.


Objectives

This document describes the Cisco DOCSIS 3.0 Downstream Solution for Cisco IOS Releases 12.2(33)SCB, 12.3(23)BC and 12.3(21)BC. It explains how to design and implement a cable network that uses the DOCSIS 3.0 Downstream features. In this document, Cisco DOCSIS 3.0 Downstream Solution, Release 2 is used synonymously with the Cisco IOS Release 12.3(23)BC.

Document Organization

This publication is organized as follows:

Chapter
Title
Description

Chapter 1

Solution Overview

Provides an overview of the Cisco DOCSIS 3.0 Downstream Solution.

Chapter 2

Cisco DOCSIS 3.0 Downstream Solution Components

Describes the components of the Cisco DOCSIS 3.0 Downstream Solution.

Chapter 3

Cisco DOCSIS 3.0 Downstream Solution Architecture

Explains the architecture used for the Cisco DOCSIS 3.0 Downstream Solution.

Chapter 4

Implementing and Configuring the Solution

Provides implementation and configuration information for the Cisco DOCSIS 3.0 Downstream Solution.

Chapter 5

Monitoring and Troubleshooting Narrowband and Wideband Components

Provides an introduction to monitoring and troubleshooting the wideband components of the Cisco DOCSIS 3.0 Downstream Solution.

Appendix A

Cisco DOCSIS 3.0 Downstream Solution, Component Compatibility Matrix

Provides a summary of component compatibility between Cisco Wideband Cable Solution, Release 1.0 and Cisco DOCSIS 3.0 Downstream Solution for Cisco IOS Releases 12.3(23)BC and 12.2(33)SCB.


Related Documentation

The following is a list of documents and URLs for the Cisco uBR10012 router and the Cisco Wideband SIP and Wideband SPA:

Related Topic
Document Title

Documentation roadmap

•Cisco uBR7200 Series Routers and Cisco uBR10012 Universal Broadband Router Documentation Roadmap

http://www.cisco.com/en/US/partner/products/hw/cable/ps2209/products_documentation_roadmap09186a0080733a04.html

Cisco uBR10012 hardware installation

•Cisco uBR10012 Universal Broadband Router SIP and SPA Hardware Installation Guide

http://www.cisco.com/en/US/docs/interfaces_modules/shared_port_adapters/install_upgrade/uBR10012/hwsipspa.html

•Cisco uBR10012 Universal Broadband Router Hardware Installation Guide

http://www.cisco.com/en/US/docs/cable/cmts/ubr10012/installation/guide/hig.html

•Regulatory Compliance and Safety Information for the Cisco uBR10012 Universal Broadband Router

http://www.cisco.com/en/US/docs/cable/cmts/ubr10012/regulatory/compliance/ub10rcsi.html

•Cisco uBR10012 Universal Broadband Router Performance Routing Engine Module

http://www.cisco.com/en/US/docs/interfaces_modules/cable/performance_routing_engine/installation/guide/pre5096.html

Cisco uBR10012 field- replaceable units (FRUs) and fiber-optic maintenance

•Cisco uBR10012 Install and Upgrade Guides

http://www.cisco.com/en/US/products/hw/cable/ps2209/prod_installation_guides_list.html

•For information about cleaning fiber-optic connections, go to the following URL:

http://www.cisco.com/en/US/tech/tk482/tk876/technologies_white_paper09186a0080254eba.shtml

Cisco uBR10012 software, configuration, and features

•Cisco uBR10012 Universal Broadband Router SIP and SPA Software Configuration Guide

http://www.cisco.com/en/US/docs/interfaces_modules/shared_port_adapters/configuration/ubr10012/12.3_21_bc/swsipspa_book.html

•Cisco Cable Wideband Solution Design and Implementation Guide, Release 1.0

http://www.cisco.com/en/US/docs/cable/cmts/wideband/solution/guide/release_1.0/2compon.html

•Release Notes for Cisco uBR10012 Universal Broadband Router for Cisco IOS Release 12.3 BC

http://www.cisco.com/en/US/docs/cable/cmts/ubr10012/release/notes/12_3bc/ubr10k_123bc_rn.html

•Cisco uBR10012 Universal Broadband Router Software Configuration Guide

http://www.cisco.com/en/US/docs/cable/cmts/ubr10012/configuration/guide/scg.html

•Cisco uBR10012 Router Software Features

http://www.cisco.com/en/US/products/hw/cable/ps2217/products_feature_guides_list.html

•Cisco Cable Modem Termination System Feature Guide

http://www.cisco.com/en/US/docs/cable/cmts/feature/guide/cmtsfg.html

•Wideband Modem Resiliency Feature Guide

http://www.cisco.com/en/US/docs/ios/cable/configuration/guide/ubr_wm_resiliency.html

•Dynamic Bandwidth Sharing on the Cisco CMTS Router Feature Guide

http://www.cisco.com/en/US/docs/ios/cable/configuration/guide/cmts_dyn_bw_sharing.html

•DOCSIS WFQ Scheduler on the Cisco CMTS Routers Feature Guide

http://www.cisco.com/en/US/docs/ios/cable/configuration/guide/ubr_docsis_wfq_sch.html

Cisco IOS command reference and related information

•For Cisco Wideband SIP and Wideband SPA commands, see Chapter 11, "SIP and SPA Commands" in the Cisco uBR10012 Universal Broadband Router SIP and SPA Software Configuration Guide.

•Cisco Broadband Cable Command Reference Guide

http://www.cisco.com/en/US/docs/ios/cable/command/reference/cbl_book.html

•Cisco IOS Release 12.3 web page

http://www.cisco.com/en/US/products/sw/iosswrel/ps5187/index.html

•Cisco CMTS Error Messages

http://www.cisco.com/en/US/docs/cable/cmts/system/message/uberrchap2.html

•Cisco CMTS Universal Broadband Router MIB Specifications Guide

http://www.cisco.com/en/US/docs/cable/cmts/mib/reference/guide/mibv5ubr.html

Additional cable/broadband information resources

•Cisco uBR10012 troubleshooting and alerts

http://www.cisco.com/en/US/products/hw/cable/ps2209/tsd_products_support_troubleshoot_and_alerts.html

•Cisco Cable/Broadband Software Center web page

http://www.cisco.com/public/sw-center/sw-cable.shtml

•Cisco Cable/Broadband Technical Support web page

http://www.cisco.com/web/psa/technologies/index.html

•Cisco Multiservice Broadband Cable Guide

http://www.cisco.com/en/US/prod/collateral/video/ps8806/ps5684/ps2209/prod_brochure09186a008014eeb0.pdf


Conventions

This guide uses the following conventions for command syntax descriptions and textual emphasis:

Table 2 Command Syntax and Emphasis Conventions 

Convention
Description

boldface font

Commands and keywords are in boldface.

italic font

Arguments for which you supply values are in italics.

[   ]

Elements in square brackets are optional.

{x | y | z}

Alternative, mutually exclusive, keywords are grouped in braces and separated by vertical bars.

[x | y | z]

Optional alternative keywords are grouped in brackets and separated by vertical bars.

string

A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks.

screen font

Terminal sessions and information the system displays are in screen font.

boldface screen font

Information you must enter is in boldface screen font.

italic screen font

Arguments for which you supply values are in italic screen font.

^

The symbol ^ represents the key labeled Control—for example, the key combination ^D in a screen display means hold down the Control key while you press the D key.

<   >

Nonprinting characters, such as passwords, are in angle brackets in contexts where italics are not available.

[   ]

Default responses to system prompts are in square brackets.

!, #

An exclamation point ( ! ) or a pound sign ( # ) at the beginning of a line of code indicates a comment line.


Note This symbol means reader take note. Notes contain helpful suggestions or references to material not This symbol means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.

Obtaining Documentation, Obtaining Support, and Security Guidelines

For information on obtaining documentation, obtaining support, providing documentation feedback, security guidelines, and also recommeded aliases and general Cisco documents, see the monthly What's New in Cisco Product Documentation at:

http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html