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This preface describes who should read the Cisco Application and Content Networking Software User's Guide, how it is organized, and its document conventions.
This preface contains the following sections:
This guide explains how to initialize Cisco Application and Content Networking Software (ACNS) for the first time. It also explains how to upgrade to ACNS software from a previous software release. This guide describes software features and provides a reference for commands that are unique to the ACNS software.
This guide assumes that your system hardware is physically installed and is connected to your network. You should use this guide in conjunction with the hardware and software documents listed in the "Documentation Roadmap" section.
This guide is intended for network system administrators and media managers familiar with network caching and content delivery network concepts. It is intended to familiarize them with ACNS and initial configuration procedures.
Administrators should be familiar with the following topics:
Administrators should also be experienced with the following topics:
This guide is organized the following manner:
| Chapter | Title | Description |
|---|---|---|
Chapter 1 | Introducing Cisco Application and Content Networking Software | Provides a conceptual and functional overview of Cisco Application and Content Networking Software (ACNS). |
Chapter 2 | Initializing Cisco Application and Content Networking Software and Setting Up the E-CDN Application | Describes the basic steps for initializing ACNS software and enabling the Enterprise Content Delivery Network (E-CDN) application. This chapter also explains how to recover your system software, how to recover a lost password, and how to recover from missing disk-based software. |
Chapter 3 | Explains how to configure, modify, and maintain disk storage. This chapter also provides disk space-allocation guidelines. | |
Chapter 4 | Explains how to upgrade from your current software release to ACNS software. This chapter also includes software downgrade procedures. | |
Chapter 5 | Cisco Application and Content Networking Software Cache Application Features | Describes new caching features supported in ACNS software. |
Appendix A | Cache Application Commands in Cisco Application and Content Networking Software, Release 4.0 | Lists alphabetically each of the Cache application commands for ACNS software and describes the changes made to the command-line interface for ACNS software, Release 4.0. |
Appendix B | E-CDN Application Commands in Cisco Application and Content Networking Software, Release 4.0 | Lists alphabetically each of the E-CDN application commands for ACNS software, Release 4.0. |
Command descriptions use the following conventions:
boldface font | Commands and keywords in boldface. |
italic font | Variables for which you supply values are in italics. |
[ ] | Elements in square brackets are optional. |
{x | y | z} | Alternative 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 examples use the following conventions:
| Terminal sessions and information the system displays are in |
boldface screen font | Information you must enter is in boldface screen font. |
italic screen font | Variables 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. |
[ ] | 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. |
Graphical user interface elements use the following conventions:
boldface font | Button names are in boldface font. |
Notes and cautionary statements use these conventions:
 |
Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual. |
 |
Caution Means reader be careful. You are capable of doing something that might result in equipment damage or loss of data. |
For additional information, refer to the following documentation. These documents are listed in the order in which you might need them.
Release notes provide the most up-to-date information about specific Cisco Application and Content Networking Software (ACNS) releases used in Cisco Content Networking hardware products.
The Release Notes for Cisco Application and Content Networking Software, Release 4.0 document is included in the documentation accessory kit that ships with your hardware product.
Hardware installation guides explain how to physically install your hardware and how to connect console and network cables. They contain illustrations and step-by-step instructions. The following hardware installation guides are available:
A hardware installation guide is included in the documentation accessory kit that ships with your hardware product. Hardware documentation is also available on Cisco.com at the following URL:
http://www.cisco.com/univercd/cc/td/doc/product/webscale/index.htm
or follow these links from the Cisco.com homepage:
Service & Support > Technical Documents > Content Delivery Products > Cisco Content Engine
See also:
Service and Support > Technical Documents > Content Delivery Products >
Cisco Content Distribution Manager
or
Service and Support > Technical Documents > Content Delivery Products >
Cisco Content Router > Content Router 4430
To order printed copies, see the "Obtaining Documentation" section of this document.
The regulatory compliance and safety information document provides essential safety information about your Content Engine, Content Distribution Manager, or Content Router. This document contains multilingual translations of the safety warnings found in your hardware installation guide.
The multilingual Regulatory Compliance and Safety Information for the Cisco Content Networking Product Series document is included in the documentation accessory kit that ships with your hardware product.
Use this publication for basic ACNS startup configuration, disk-space configuration and allocation guidelines, software upgrade and downgrade procedures, and ACNS software new feature descriptions and commands.
The Cisco Application and Content Networking Software User's Guide is included in the documentation accessory kit that shipped with your order.
Cache software documents provide basic caching configurations and list the Cache software CLI commands that are also available in ACNS 4.0 software. The following Cache application software documents are available:
These documents are available on Cisco.com at the following URL:
http://www.cisco.com/univercd/cc/td/doc/product/webscale/index.htm
or follow these links from the Cisco.com homepage:
Service and Support > Technical Documents > Content Delivery Products > Cisco Cache Software
To order printed copies, see the "Obtaining Documentation" section of this document.
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Note Some of the Cache software commands in these documents are no longer available in ACNS 4.0 software or have been changed. Therefore, when an apparent conflict exists between similar commands, the information in this guide supersedes all command descriptions for Cache software in releases before the ACNS 4.0 software release. (See "Cisco Application and Content Networking Software Cache Application Features" and "Cache Application Commands in Cisco Application and Content Networking Software, Release 4.0" of this publication [Cisco Application and Content Networking Software User's Guide], and refer to the Release Notes for Cisco Application and Content Networking Software, Release 4.0 for the most current Cache application command information.) |
Enterprise CDN software documents provide basic and advanced configuration information that is applicable to the ACNS 4.0 software E-CDN application. The following documents are available:
Enterprise CDN software documents are available on Cisco.com at the following URL:
http://www.cisco.com/univercd/cc/td/doc/product/webscale/index.htm
or follow these links from the Cisco.com homepage:
Service and Support > Technical Documents > Content Delivery Products >
Cisco Content Delivery Network Software > Cisco CDN Software Enterprise
To order printed copies, see the "Obtaining Documentation" section of this publication.
The following sections provide sources for obtaining documentation from Cisco Systems.
You can access the most current Cisco documentation on the World Wide Web at the following URL:
Translated documentation is available at the following URL:
http://www.cisco.com/public/countries_languages.shtml
Cisco documentation and additional literature are available in a Cisco Documentation CD-ROM package, which is shipped with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or through an annual subscription.
Cisco documentation is available in the following ways:
If you are reading Cisco product documentation on Cisco.com, you can submit technical comments electronically. Click Feedback at the top of the Cisco Documentation home page. After you complete the form, print it out and fax it to Cisco at 408 527-0730.
You can e-mail your comments to bug-doc@cisco.com.
To submit your comments by mail, use the response card behind the front cover of your document, or write to the following address:
Cisco Systems
Attn: Document Resource Connection
170 West Tasman Drive
San Jose, CA 95134-9883
Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain documentation, troubleshooting tips, and sample configurations from online tools by using the Cisco Technical Assistance Center (TAC) Web Site. Cisco.com registered users have complete access to the technical support resources on the Cisco TAC Web Site.
Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information, networking solutions, services, programs, and resources at any time, from anywhere in the world.
Cisco.com is a highly integrated Internet application and a powerful, easy-to-use tool that provides a broad range of features and services to help you to
You can self-register on Cisco.com to obtain customized information and service. To access Cisco.com, go to the following URL:
The Cisco TAC is available to all customers who need technical assistance with a Cisco product, technology, or solution. Two types of support are available through the Cisco TAC: the Cisco TAC Web Site and the Cisco TAC Escalation Center.
Inquiries to Cisco TAC are categorized according to the urgency of the issue:
Which Cisco TAC resource you choose is based on the priority of the problem and the conditions of service contracts, when applicable.
The Cisco TAC Web Site allows you to resolve P3 and P4 issues yourself, saving both cost and time. The site provides around-the-clock access to online tools, knowledge bases, and software. To access the Cisco TAC Web Site, go to the following URL:
All customers, partners, and resellers who have a valid Cisco services contract have complete access to the technical support resources on the Cisco TAC Web Site. The Cisco TAC Web Site requires a Cisco.com login ID and password. If you have a valid service contract but do not have a login ID or password, go to the following URL to register:
http://www.cisco.com/register/
If you cannot resolve your technical issues by using the Cisco TAC Web Site, and you are a Cisco.com registered user, you can open a case online by using the TAC Case Open tool at the following URL:
http://www.cisco.com/tac/caseopen
If you have Internet access, it is recommended that you open P3 and P4 cases through the Cisco TAC Web Site.
The Cisco TAC Escalation Center addresses issues that are classified as priority level 1 or priority level 2; these classifications are assigned when severe network degradation significantly impacts business operations. When you contact the TAC Escalation Center with a P1 or P2 problem, a Cisco TAC engineer will automatically open a case.
To obtain a directory of toll-free Cisco TAC telephone numbers for your country, go to the following URL:
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml
Before calling, please check with your network operations center to determine the level of Cisco support services to which your company is entitled; for example, SMARTnet, SMARTnet Onsite, or Network Supported Accounts (NSA). In addition, please have available your service agreement number and your product serial number.
Posted: Thu Nov 14 13:39:32 PST 2002
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