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Lenovo Flex System EN2024 4 port 1Gb Ethernet Adapter
Abstract
The Flex System EN2024 4-port 1Gb Ethernet Adapter is a quad-port Gigabit Ethernet network adapter. When it is combined with the Flex System EN2092 1Gb Ethernet Scalable Switch, clients can leverage an end-to-end 1 Gb solution on the Flex System Enterprise Chassis. The EN2024 adapter is based on the Broadcom 5718 controller and offers a PCIe 2.0 x1 host interface with MSI/MSI-X. It also supports I/O virtualization features like VMware NetQueue and Microsoft VMQ technologies.
Introduction
The Flex System EN2024 4-port 1Gb Ethernet Adapter is a quad-port Gigabit Ethernet network adapter. When it is combined with the Flex System EN2092 1Gb Ethernet Scalable Switch, clients can leverage an end-to-end 1 Gb solution on the Flex System Enterprise Chassis. The EN2024 adapter is based on the Broadcom 5718 controller and offers a PCIe 2.0 x1 host interface with MSI/MSI-X. It also supports I/O virtualization features like VMware NetQueue and Microsoft VMQ technologies.
Features
- The Flex System EN2024 4-port 1Gb Ethernet Adapter has these features:
- Dual Broadcom BCM5718 ASICs
- Quad-port Gigabit 1000BASE-X interface
- Two PCI Express 2.0 x1 host interfaces, one per ASIC
- Full-duplex (FDX) capability, enabling simultaneous transmission and reception of data on the Ethernet network
- MSI and MSI-X capabilities, up to 17 MSI-X vectors
- I/O virtualization support for VMware NetQueue, and Microsoft VMQ
- Seventeen receive queues and 16 transmit queues
- Seventeen MSI-X vectors supporting per-queue interrupt to host
- Function Level Reset (FLR)
- ECC error detection and correction on internal SRAM
- TCP, IP, and UDP checksum offload
- Large Send offload, TCP segmentation offload
- Receive-side scaling
- Virtual LANs (VLANs): IEEE 802.1q VLAN tagging
- Jumbo frames (9 KB)
- IEEE 802.3x flow control
- Statistic gathering (SNMP MIB II, Ethernet-like MIB [IEEE 802.3x, Clause 30])
- Comprehensive diagnostic and configuration software suite
- ACPI 1.1a-compliant: multiple power modes
- Wake-on-LAN (WOL) support
- Preboot Execution Environment (PXE) support
- RoHS-compliant
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