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2–Configuring NIC
QLogic Device Windows Property Pages
2-10 SN0054671-00 B
Flow Control Sets the hardware flow control parameters.
Registry Key: *FlowControl
Default: Rx and Tx Enabled
Values: Disabled, Rx Enabled, Tx Enabled,
Rx and Tx Enabled
Health Monitoring Checks health of firmware, monitors normal opera-
tion, and ensures recovery of the firmware.
Interrupt Moderation Allows interrupt coalescing during receive and trans-
mit operation.
Registry Key: *InterruptModeration
Default: Disabled
Values: Enabled, Disabled
IPv4 Checksum Offload Enables and disables IPv4 checksum offload.
Registry Key: *IPChecksumOffloadIPv4
Default: Rx and Tx Enabled.
Values: Disabled, Rx and Tx Enabled, Rx
Enabled, Tx Enabled
Large Receive Offload Enables and disables TCP large receive offload.
Enables collapsing of multiple MTU size TCP packets
into bigger segments before handing these over to
the host.
Registry Key: LRO
Default: Enabled
Values: Enabled, Disabled
Large Send Offload V1 IP4 Enables and disables TCP large send offload. Allows
host TCP stack to give bigger than maximum seg-
ment size (MSS) packets to the driver, and then with
the help of hardware, splits the larger segments into
MTU size packets before sending them on the wire.
Registry Key: *LsoV1IPv4
Default: Enabled.
Values: Enabled, Disabled
Size of LSO v1: 64K
Table 2-1. Windows Driver Configurable Parameters (Continued)
Property Description