The Ethernet PCIe network cards can be used in office and automation networks and offer the following benefits: plug-and-play interface 100/1000 Mbit/s, full duplex maximum performance through hardware-integrated checksum creation and verification The hardware side supports Quality of Service (QoS) through prioritized multiple queues. The cards (or individual channels) can also be operated with TwinCAT drivers ®C and therefore in real-time.