This is the OEM version  (CD-ROM only) for up to 2 CPUs on one server. There never seems to be enough time or resources when you’re running a small business. Here’s where server technology can help. Windows Small Business Server 2003 R2 (SBS 2003 R2) is an advanced IT solution designed to help you protect your data, do more with less, and connect with customers like never before. SBS 2003 R2 provides small businesses with many of the features used by large companies – e-mail, Internet connection, internal Web sites, remote access, support for mobile devices, file and printer sharing, backup and restore – all in one affordable, integrated solution.