Windows 2000 Advanced Server is the server operating system for line-of business applications and e-commerce. Windows 2000 Advanced Server includes all the features and application availability of Windows 2000 Server, with additional scalability and reliability features, such as clustering, designed to keep your business-critical applications up and running in the most demanding scenarios.
The Windows 2000 Advanced Server operating system contains all the functionality and reliability of the standard version of Windows 2000 Server, plus additional features for applications that require higher levels of scalability and availability. This makes Advanced Server the right operating system for essential business and e-commerce applications that handle heavier workloads and high-priority processes.
Advanced Server helps ensure your systems are available by addressing the causes of both planned and unplanned network and server downtime. It also has features that let your applications grow to support large numbers of users and data. Windows 2000 Service Pack 4 (SP4) provides the updates to the Windows 2000 operating systems. These updates are a collection of fixes in the following areas: security, application compatibility, operating system reliability, and setup. Windows 2000 SP4 is a recommended update that includes the updates contained in previous Windows 2000 service packs.