Cisco Cisco Access Registrar 5.0 정보 가이드
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Copyright © 2001 Cisco Systems, Inc. All rights reserved.
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GENERAL QUESTIONS
Q.
What is Cisco® Access Registrar?
A.
Cisco Access Registrar is a Remote Authentication Dial-In User Service (RADIUS) server, designed to meet the specific needs of service
providers, including deployment, performance, scalability, resilience, and extensibility.
Q.
What are the benefits of Cisco Access Registrar?
A.
Cisco Access Registrar delivers a fully featured and customizable RADIUS server so that service providers can focus on delivering
revenue-generating services. The latest release, Cisco Access Registrar 3.5, provides functionality to deliver the latest authentication,
authorization, and accounting (AAA) server technology for broadband and mobile wireless networks, wireless LANs, and public wireless
LANs.
Q.
How widely is Cisco Access Registrar deployed?
A.
Cisco Access Registrar is a mature, carrier-class RADIUS server that has been deployed at numerous service providers, both large and
small, worldwide. Originally developed by American Internet Corporation (AIC), Cisco Access Registrar has been deployed by service
providers since 1998. AIC was aquired by Cisco Systems
®
that same year.
Q.
How widely is Cisco Access Registrar deployed?
A.
Cisco Access Registrar is a mature, carrier-class RADIUS server that has been deployed at numerous service providers, both large and
small, worldwide. Originally developed by American Internet Corporation (AIC), Cisco Access Registrar has been deployed by service
providers since 1998. AIC was aquired by Cisco Systems
®
that same year.
Q.
What are the differences between Cisco Access Registrar, Cisco Secure Access Control Server for Windows and Cisco Secure Access
Control Server for Unix?
A.
Cisco Access Registrar is a RADIUS AAA server designed for subscriber access in service provider environments. In particular, it
provides the configuration flexibility, scalability and performance that service providers require.
Cisco Secure Access Control Server for Windows is a RADIUS and TACACS+ AAA server designed for enterprise environments. It provides
RADIUS support for user access control, and TACACS+ support for administrative device access control. Included is a rich configuration
interface and interfaces to common enterprise databases.
Cisco Secure Access Control Server for Unix has support for both RADIUS and TACACS+. It is typically used when a customer requires a
unix-based AAA server for administrative device access control. New features are not currently being developed for ACS for Unix.
TECHNICAL QUESTIONS
Q.
Is Cisco Access Registrar scalable?
A.
Directory and database capabilities allow Cisco Access Registrar to support authentication and authorization for millions of users. Multiple
Cisco Access Registrar servers can reference a distributed directory or database. Additionally, Cisco Access Registrar supports replication of its
internal database to allow multiple servers to be similarly configured. And its multithreaded architecture provides performance that scales with
additional CPUs. Together, these features allow Cisco Access Registrar to scale to support large service deployments with high call rates.
Q.
What hardware specification should I use?
A.
This depends on the request rate. It is possible to support hundreds or thousands of requests per second with a single server, although a
second server is typically purchased for redundancy. Where multiple Cisco Access Registrar servers are deployed, each server may be a primary