Cisco Cisco Access Registrar 5.0 Data Sheet

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Data Sheet 
Cisco Access Registrar Business Data Sheet 
Product Overview 
Cisco
® 
Access Registrar is a high performance, carrier class RADIUS/Diameter solution that provides scalable, 
flexible, intelligent authentication, authorization, and accounting services. 
Service providers face tremendous challenges in deploying and managing mission-critical access services, such as 
AAA. These include: 
● 
Efficiently serving an increasingly diverse mix of access technologies (and corresponding authentication 
protocols), users, and roaming partners 
● 
Rapidly delivering new subscriber services for competitive advantage (for example, a new prepaid service) 
● 
Efficiently managing resources like IP addresses or session limits 
● 
Keeping up with scalability, performance, and stability demands 
Adding to this complexity is the fact that many service providers have multivendor, heterogeneous AAA 
environments and increasingly complex business requirements. Service providers also are under pressure to 
reduce operating expenses (OpEx) and have to keep up with the needs to centralize data stores and adapt billing 
systems. Operators need a comprehensive access management solution to address these issues. 
Cisco Access Registrar consists of a RADIUS/Diameter AAA server designed from the ground up for scalability 
and extensibility for deployment in complex service provider environments including integration with external data 
stores and systems and multivendor network access servers. Session and resource management tools track user 
sessions and allocate dynamic resources to support new subscriber service introductions. The solution supports 
service provider deployment of access services by centralizing AAA information and simplifying provisioning and 
management. See Figure 1. 
Figure 1.    Cisco Access Registrar Provides Scalable, Flexible, Intelligent AAA Services