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Cisco Network Registrar (CNR) is a full-featured DNS/DHCP system that provides scalable naming and addressing services for enterprise and service provider networks. Cisco Network Registrar dramatically improves the reliability of naming and addressing services for enterprise networks and will be integrated in to the CiscoAssure Policy Networking system to provide policies based on users. For cable ISPs, CNR provides scalable DNS and DHCP services and forms the basis of a DOCSIS cable modem provisioning system.

Network Registrar includes a standards compliant DNS server that offers the most advanced feature set in the industry including support for incremental zone transfers, dynamic updates and notify. The Cisco Network Registrar DHCP server supports DHCP Safe Failover (redundant DHCP servers), dynamic DNS updates, DOCSIS cable modems and integration with directory services using LDAPv3.

For questions regarding Cisco Network Registrar not answered by the information below, please contact our Technical Assistance Center .  As always, we appreciate your feedback.
Overviews
A detailed overview of Cisco's DNS and DHCP server product offerings.
Register on CCO to Download Software
Become a registered customer to download and upgrade to the latest software or download a 30-day full-function evaluation of Cisco Network Registrar.
Data Sheets
Describes the new features in Network Registrar 3.0.
Q and A's
Frequently asked questions geared toward the general public.
Press Releases
Cisco Systems Delivers Reliable Access To Network Service
Cisco Network Registrar 3.0 Offers New Standards-Based Safe-Failover For DHCP Services
Product Documentation
Additional Information
Additional product information including white papers and customer profiles.
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