The DNS Appliance Imperative: Domain Name System Best Practices

The Domain Name System (DNS) has seen profound changes over the past 20 years. DNS has become a critical service on enterprise networks, while also becoming dauntingly complex. Worse, the service is a favorite target of hackers, and some implementations are rife with security vulnerabilities.

This situation threatens the availability of all applications on enterprise networks that rely on DNS, which is basically all IP-based business applications. To address this, enterprises are advised to consider an appliance-based approach to delivering DNS, an approach similar to the way they currently deploy and manage other core network functions, such as routing, switching, and firewalling.

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