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Legacy Receive Descriptor Format — Intel
®
82575EB Gigabit Ethernet Controller
324632-003 Intel
®
82575EB Gigabit Ethernet Controller
Revision: 2.1 Software Developer’s Manual and EEPROM Guide
January 2011 105
For packets with a VLAN header, the packet checksum includes the header (if VLAN striping is not
enabled by the CTRL.VME). If a VLAN header strip is enabled, the packet checksum and the starting
offset of the packet checksum exclude the VLAN header.
5.3.3.3 Receive Descriptor Status Field
Status information indicates whether the descriptor has been used and whether the referenced buffer is
the last one for the packet. Refer to Table 28 for the layout of the status field. Error status information
is shown in Table 29.