LENOVO Rackswitch G8332 rear To 7159BRX, Port 32 x 40 Gigabit QSFP+, 40 Gigabit Ethernet, Jumbo Frame 9216 bytes, Interface 32 x 40Gbit LAN QSFP+, 1 x management (Gigabit LAN) RJ-45, 1 x management (mini-USB), 1 x USB, Internal power supply - hot-plug, Voltage AC 120/230 V (50/60 Hz). The Lenovo RackSwitch G8332 is a high-density 40 Gigabit Ethernet (GbE) switch that is designed for the data center and provides speed and interoperability on a proven platform.