Cisco Cisco Access Registrar 5.0 情報ガイド
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Q&A
Cisco Access Registrar 4.1
GENERAL QUESTIONS
Q.
What is Cisco
®
Access Registrar?
A.
Cisco Access Registrar is a RADIUS server that is designed to meet the specific needs of service providers, including deployment,
performance, scalability, resilience, and extensibility requirements.
Q.
What is new for Cisco Access Registrar 4.1?
A.
Cisco Access Registrar 4.1 is a minor release with some enhancements and bug fixes that will benefit a number of current and
potential customers. The primary features of Release 4.1 include Extensible Authentication Protocol Tunneled Transport Layer
Security (EAP TTLS), RFC 4186 EAP-SIM support, Microsoft Wireless Provisioning Services (WPS) support, and Query and Notify
on Session Cache, among many other features.
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 4.1, provides functionality to deliver the latest authentication,
authorization, and accounting 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 worldwide by numerous large enterprises and
service providers, both large and small, since 1998.
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. Cisco Access Registrar’s
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 Cisco
Access Registrar server may be a primary RADIUS server for a set of network access servers (NASs) and a backup for others. For
example hardware specifications, please see the Cisco Access Registrar 4.1 Release Notes.
Q.
What types of accounting and billing systems does Cisco Access Registrar support?
A.
Cisco Access Registrar supports local flat-file accounting records, proxy RADIUS accounting, or writing records directly to an Oracle
or MySQL database. In addition, Cisco Access Registrar can be configured to use a combination of these accounting methods when
processing an accounting request.