1.5 General Purpose Server Hardware and Software

5.1.1 Directory Servers
5.1.2 Login Servers
5.1.3 Certificate Servers
5.1.4 Internet Servers (outside firewall)
5.1.5 Server Administration Utilities - System Management Servers, Server Cluster Management, etc.
5.1.6 Server Hardware - server computers, disk drives, interconnects
5.1.7 Removable Storage Media for Servers
5.1.8 Backup and Restore Systems and Utilities for Servers
5.1.9 Application-layer Security Technologies (proxy servers, antivirus filters, alert systems, etc.)