Table Of Contents
About This Guide
Obtaining Documentation
World Wide Web
Documentation CD-ROM
Ordering Documentation
Documentation Feedback
Obtaining Technical Assistance
Cisco.com
Technical Assistance Center
Contacting TAC by Using the Cisco TAC Website
Contacting TAC by Telephone
About This Guide
This document provides information to help you understand RADIUS concepts and to help you develop a better understanding of the Cisco Access Registrar 3.1 server. This document contains the following chapters:
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"Overview," overview of the RADIUS server, including connection steps, RADIUS message types, and using Cisco CNS Access Registrar HLR Proxy Server as a proxy server.
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"Understanding Cisco HLR Proxy Server," describes the Cisco Access Registrar object structure, and explains when Cisco Access Registrar references each of these objects during the processing of client requests.
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"Cisco CNS Access Registrar HLR Proxy Server Accounting," describes Cisco CNS Access Registrar HLR Proxy Server accounting.
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"Cisco Access Registrar Scripts," describes the scripts provided with Cisco CNS Access Registrar HLR Proxy Server .
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"Understanding Replication," describes Cisco CNS Access Registrar HLR Proxy Server 's configuration replication features, functions, limitations and operation.
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"Understanding SNMP," provides information about Cisco CNS Access Registrar HLR Proxy Server support for SNMP.
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"Vendor Specific Attributes," lists all vendor-specific attributes (VSAs) supported by Cisco Access Registrar 3.0.
This guide also contains a Glossary and an Index.
Obtaining Documentation
The following sections provide sources for obtaining documentation from Cisco Systems.
World Wide Web
You can access the most current Cisco documentation on the World Wide Web at the following sites:
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http://www.cisco.com
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http://www-china.cisco.com
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http://www-europe.cisco.com
Documentation CD-ROM
Cisco documentation and additional literature are available in a CD-ROM package, which ships 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 as an annual subscription.
Ordering Documentation
Cisco documentation is available in the following ways:
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Registered Cisco Direct Customers can order Cisco Product documentation from the Networking Products MarketPlace:
http://www.cisco.com/public/ordsum.html
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Registered Cisco.com users can order the Documentation CD-ROM through the online Subscription Store:
http://www.cisco.com/go/subscription
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Nonregistered Cisco.com users can order documentation through a local account representative by calling Cisco corporate headquarters (California, USA) at 408 526-7208 or, in North America, by calling 800 553-NETS(6387).
Documentation Feedback
If you are reading Cisco product documentation on the World Wide Web, you can submit technical comments electronically. Click Feedback in the toolbar and select Documentation. After you complete the form, click Submit to send it to Cisco.
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:
Attn Document Resource Connection
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-9883
We appreciate your comments.
Obtaining Technical Assistance
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. For Cisco.com registered users, additional troubleshooting tools are available from the TAC website.
Cisco.com
Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information and resources at anytime, from anywhere in the world. This highly integrated Internet application is a powerful, easy-to-use tool for doing business with Cisco.
Cisco.com provides a broad range of features and services to help customers and partners streamline business processes and improve productivity. Through Cisco.com, you can find information about Cisco and our networking solutions, services, and programs. In addition, you can resolve technical issues with online technical support, download and test software packages, and order Cisco learning materials and merchandise. Valuable online skill assessment, training, and certification programs are also available.
Customers and partners can self-register on Cisco.com to obtain additional personalized information and services. Registered users can order products, check on the status of an order, access technical support, and view benefits specific to their relationships with Cisco.
To access Cisco.com, go to the following website:
http://www.cisco.com
Technical Assistance Center
The Cisco TAC website is available to all customers who need technical assistance with a Cisco product or technology that is under warranty or covered by a maintenance contract.
Contacting TAC by Using the Cisco TAC Website
If you have a priority level 3 (P3) or priority level 4 (P4) problem, contact TAC by going to the TAC website:
http://www.cisco.com/tac
P3 and P4 level problems are defined as follows:
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P3—Your network performance is degraded. Network functionality is noticeably impaired, but most business operations continue.
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P4—You need information or assistance on Cisco product capabilities, product installation, or basic product configuration.
In each of the above cases, use the Cisco TAC website to quickly find answers to your questions.
To register for Cisco.com, go to the following website:
http://www.cisco.com/register/
If you cannot resolve your technical issue by using the TAC online resources, Cisco.com registered users can open a case online by using the TAC Case Open tool at the following website:
http://www.cisco.com/tac/caseopen
Contacting TAC by Telephone
If you have a priority level 1 (P1) or priority level 2 (P2) problem, contact TAC by telephone and immediately open a case. To obtain a directory of toll-free numbers for your country, go to the following website:
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml
P1 and P2 level problems are defined as follows:
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P1—Your production network is down, causing a critical impact to business operations if service is not restored quickly. No workaround is available.
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P2—Your production network is severely degraded, affecting significant aspects of your business operations. No workaround is available.