Lenovo Flex System EN4091 10Gb Ethernet Pass-thru
The EN4091 pass-thru module provides 14 internal and 14 external 10 Gb Ethernet ports, and it supports 1 Gb and 10 Gb Ethernet signaling for Converged Enhanced Ethernet (CEE), Fibre Channel over Ethernet (FCoE), and other Ethernet-based transport protocols. This pass-thru module does not have an internal Ethernet management interface, but it can provide its vital product data (VPD) to the secure management network in the Chassis Management Module.
The following documentation is available for this pass-thru module: