Amazon.com: 10Gb PCI-E NIC Network Card, Dual Copper RJ45 Port, with Intel X540 Controller, PCI Express Ethernet LAN Adapter Support Windows Server/Windows/Linux/ESX, Compare to Intel X540-T2 : Electronics
S5810-28FS, 28-Port Gigabit Ethernet L3 Switch, 28 x 1Gb SFP, with 4 x 10Gb SFP+ Uplinks and 8 x 1G RJ45/SFP Combo Ports, Stackable Switch, Broadcom Chip - FS.com Europe