WG82574IT S LBAC Intel, WG82574IT S LBAC Datasheet - Page 252

• Manufacturer Part Number: WG82574IT S LBAC
• Description: CONTROLLER, ENET, INTEL 82574IT, 64PQFN
• Manufacturer: Intel

Specifications of WG82574IT S LBAC

• Ethernet Type: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: QFN
• No. Of Pins: 64
• Package / Case: QFN
• Interface Type: I2C, JTAG, PCI, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.13.4.2.2
8.13.5
8.13.5.1
Note:
Note:
Note:
252
Disabled
Enabled #1
Enabled #2
Enabled #3
Mode
VLAN
NC-SI defines the following VLAN work modes:
Refer to NC-SI specification - Enable VLAN command for further details.
The 82574L only supports modes #1 and #3.
Recommendation:
Pass-Through Traffic States
The MC has independent, separate controls for enablement states of the receive (from
LAN) and of the transmit (to LAN) pass-through paths.
Channel Enable
This mode controls the state of the receive path:
This state also affects AENs: AENs is only sent in the enabled state.
The default state is disabled.
It is recommended that the MC complete all filtering configuration before enabling the
channel.
1. Modes:
2. If enabling VLAN, The MC should also set the active VLAN ID filters using the NC-SI
1. Disabled: The channel does not pass any traffic from the network to the MC.
2. Enabled: The channel passes any traffic from the network (that matched the
Enable VLAN command with VLAN only
Enable VLAN command with VLAN only +
non-VLAN
Enable VLAN command with Any-VLAN +
non-VLAN
Disable VLAN command
a. If VLAN is not required - use the disabled mode.
b. If VLAN is required - use the enabled #1 mode.
Set VLAN Filter command prior to setting the VLAN mode.
configured filters) to the MC.
Command and Name
In this mode, no VLAN frames are
received.
In this mode, only packets that matched
a VLAN filter are forwarded to the MC.
In this mode, packets from mode 1 +
non-VLAN packets are forwarded.
In this mode, packets are forwarded
regardless of their VLAN state.
82574 GbE Controller—System Manageability
Descriptions