StarTech.com 4-Port RJ45 Gigabit OCP 3.0 Server Network Card w/Intel® I350, SFF 4C+/PCIe 3.0/PXE/VLAN/9K Jumbo, Multi-Speed Ethernet NIC - 4-port RJ45 Gigabit OCP 3.0 server network card w/Intel i350-AM4 - OCP for size reduction/port density/hot-swap - SFF 4C+ compatible/multi-speed Ethernet 1 G

Lenovo ThinkStation Broadcom BCM5720-2P Dual-port Gigabit Ethernet Adapter - PCI Express - 1000 Mbit/s Data Transfer Rate - Broadcom BCM5720-2P - 2 Port(s) - 2 - Twisted Pair - 10/100/1000Base-T - Plug-in Card

StarTech.com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM Retention, Windows & Linux - Connect serial RS232 (DB9) devices with this PC Serial Card. Supports 16C1050 UART - PCI Express serial card with LED activity lights - The UART PCIe supports 5/12V