Intel D975XBX User Manual

Product Description
35
1.11 LAN Subsystem
The LAN subsystem includes the Intel
®
82573 Gigabit (10/100/1000 Mbits/sec) Ethernet
Controller and an RJ-45 LAN connector with integrated status LEDs.
1.11.1 Intel
®
82573E/82573L Gigabit Ethernet Controller
The Intel 82573E/82573L Gigabit Ethernet Controller supports the following features:
• PCI Express link
• 10/100/1000 IEEE 802.3 compliant
• Compliant to IEEE 802.3x flow control support
• Jumbo frame support
• TCP, IP, UDP checksum offload
• Transmit TCP segmentation
• Advanced packet filtering
• Full device driver compatibility
• PCI Express Power Management Support
The 82573E Gigabit Ethernet Controller supports Alert Standard Format (ASF) 2.0 and Intel Active
Management Technology (Intel AMT).
1.11.2 RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector (as shown in Figure 13). Table 5 describes the
LED states when the board is powered up and the Gigabit LAN subsystem is operating.
Green LED
Green/Yellow LED
OM16513
Figure 13. LAN Connector LED Locations
Table 5. LAN Connector LED States
LED Color LED State Condition
Off LAN link is not established.
On LAN link is established.
Left Green
Blinking LAN activity is occurring.
N/A Off 10 Mbits/sec data rate is selected.
Green On 100 Mbits/sec data rate is selected.
Right
Yellow
On
1000 Mbits/sec data rate is selected.

Intel D975XBX Specifications

General

Brand	Intel
Model	D975XBX
Category	Computer Hardware
Language	English