Lan Subsystem; Intel ® I217Lm Gigabit Ethernet Controller - Intel DQ87PG Specification

Intel Desktop Board DQ87PG Technical Product Specification
1.9

LAN Subsystem

The LAN subsystem consists of the following:
• Intel I217LM Gigabit Ethernet Controller (10/100/1000 Mb/s)
Intel Q87 Express Chipset
•
RJ-45 LAN connector with integrated status LEDs
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Additional features of the LAN subsystem include:
CSMA/CD protocol engine
•
• LAN connect interface between the PCH and the LAN controller
Conventional PCI bus power management
•
 ACPI technology support
 LAN wake capabilities
ACPI technology support
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LAN wake capabilities
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• LAN subsystem software
For information about
LAN software and drivers
1.9.1 Intel
The Intel I217LM Gigabit Ethernet Controller supports the following features:
Network Features:
Compliant with the 1 Gb/s Ethernet 802.3, 802.3u, 802.3z, 802.3ab specifications
•
• Multi-speed operation: 10/100/1000 Mb/s
Full-duplex operation at 10/100/1000 Mb/s; Half-duplex operation at 10/100 Mb/s
•
Flow control support compliant with the 802.3X specification as well as the specific
•
operation of asymmetrical flow control defined by 802.3z
VLAN support compliant with the 802.3q specification
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MAC address filters: perfect match unicast filters, multicast hash filtering,
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broadcast filter, and promiscuous mode
Performance Features:
Configurable receive and transmit data FIFO, programmable in 1 KB increments
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• TCP segmentation capability compatible with Windows NT 5.x off-loading features
Fragmented UDP checksum offload for packet reassembly
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IPv4 and IPv6 checksum offload support (receive, transmit, and TCP segmentation
•
offload)
Split header support to eliminate payload copy from user space to host space
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Receive Side Scaling (RSS) with two hardware receive queues
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Supports 9018 bytes of jumbo packets
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Packet buffer size
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LinkSec offload compliant with 802.3ae specification
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TimeSync offload compliant with 802.1as specification
•
28
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I217LM Gigabit Ethernet Controller
Refer to
http://downloadcenter.intel.com