Input Output Subsystem
Intel® Entry Server Board SE7221BA1-E TPS
28
Revision
1.5
Green LED
Green/Yellow LED
OM16513
NIC 1 NIC 2
•
Compliant to 802.3x flow control support
•
Jumbo
frame
support
•
TCP, IP, UDP checksum offload
•
Automatic
MDI/MDIX
crossover
•
Full device driver compatibility
•
Configuration EEPROMs that contain the MAC address and ASF 2.0 support
•
Wake On LAN technology power management support
•
PCI Express* Active State Power Management Support (L0s)
•
ASF 2.0 support
5.2.2
Intel® 82551QM Integrated 10/100 LAN controller
The Intel® 8255QM Fast Ethernet controller provides the following functions:
•
Basic 10/100 Ethernet LAN connectivity
•
IEEE 802.3 10Base-T and 100Base-TX Compatible PHY
•
IEEE 802.3x 100Base-TX Flow Control Support
•
IEEE 802.3u Auto-Negotiation support
•
TCP, IP, UDP checksum offload
•
Full device driver compatibility
•
Wake On LAN technology power management support.
•
Wired for management
5.2.3
RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connectors (as shown in Figure 11).
Table 11 describes the LED states when the board is powered up and the Gigabit LAN
subsystem is operating.
Figure 11. LAN Connector LED Locations