Siemens SIMATIC IPC477E Operating Instructions Manual page 183

Intel Active Management Technology
This technology permits the diagnostics, management and remote control of PCs. It is only
effective when all relevant system components, such as processors, operating systems and
applications are supported.
Intel VT
The Intel Virtualization Technology (IVT) is the implementation of a secure closed
environment for applications. Special (visualization) software an a VT-capable processor is
required for its use.
Interface
• Physical interconnection (cable) of hardware elements such as PLCs, PCs, programming
devices, printers or monitors.
• Interface for interactive software applications.
LAN
Local Area Network: LAN is a local network that consists of a group of computers and other
devices that are distributed across a relatively restricted range and are linked with
communication cables. The devices connected to a LAN are called nodes. The purpose of
networks is the mutual use of files, printers or other resources.
Legacy Boot Device
Conventional drives can be used as USB devices.
License key
The license key represents the electronic license stamp of a license. Siemens provides the
license keys for protected software.
License key disk
The license key disk contains the authorizations or license keys required to enable protected
SIMATIC software.
Low-voltage directive
EC Product Safety Directive relating to the safety of products which are operated on low
voltage (50 V AC to 1000 V AC, 70 V DC to 1500 V DC) and not specified in other directives.
Compliance is confirmed by the CE symbol and the EC certificate of conformity.
SIMATIC IPC477E
Operating Instructions, 11/2020, A5E37455003-AF
Glossary
183