Cisco Cisco Access Registrar 5.0 Release Notes

Cisco Access Registrar 5.0 provides RADIUS authentication, authorization, and accounting (AAA) 
services for service providers and enterprises. Cisco Access Registrar (Cisco AR) supports service 
provider deployment of access services by centralizing AAA information and simplifying provisioning 
and management.

Cisco AR is a standards-based Remote Authentication Dial-in User Service (RADIUS) and proxy 
RADIUS server designed for high-performance, extensibility, and integration with external data stores 
and systems. 

Cisco AR supports a range of access technologies from traditional dial and broadband to wireless LANs 
and mobile wireless. Cisco AR supports the latest wireless authentication protocols such as Extensible 
Authentication Protocol and Protected EAP used in wireless LAN deployments. Cisco AR also is able 
to make real-time AAA requests to billing systems to support prepaid applications.

These release notes provide information about this release of Cisco AR 5.0. 

Cisco AR 5.0 can be used with Solaris 10, or Red Hat Enterprise Linux 5.3/5.4/5.5 32-bit and 64-bit 
operating system using kernel 2.6.18-128.el5 or later, and Glibc version: glibc-2.5-34 or later.

This release note contains the following sections: