Chelsio Communications T4 Installation And User Manual page 58

Chapter II. NDIS Function
Flow Control

Description: Enable or disable the receipt or transmission of PAUSE frames. If Rx is
enabled, all incoming PAUSE frames will be honored. If Tx is enabled, the HW will send
PAUSE frames when its MAC Rx FIFO usage is beyond a high-watermark. If Disabled
option is selected, no PAUSE will be sent. When Rx MAC FIFO gets full, further ingress
packets will be dropped. If Rx & Tx Enabled is selected, both Rx and Tx options will be
enabled.

Value:
o Disabled
o Rx & Tx Enabled
o Rx Enabled
o Tx Enabled

Default: Rx & Tx Enabled
IPv4 Checksum Offload

Description: Allows the checksum to be computed by the adapter for IPV4 packets.

Value:
o Disabled
o Rx & Tx Enabled
o Rx Enabled
o Tx Enabled

Default: Rx & Tx Enabled
Jumbo Packet (Maximum Transmission Unit)

Description: Specifies the Maximum Transmission Unit (MTU) value.

Value: 1500-9000

Default: 1500
Large Send Offload V2 (IPv4)

Description: Allows for configuring Large Send Offload (LSO) using version 2 for the
IPv4 traffic.

Value: Disabled | Enabled

Default: Enabled
Large Send Offload V2 (IPv6)

Description: Allows for configuring Large Send Offload (LSO) using version 2 for the
IPv6 traffic.

Value: Disabled | Enabled

Default: Enabled
Locally Administered Address

Description: Specifies a new MAC address for the port. If Not Present, the default MAC
from EEPROM is used. If specified, the new MAC overwrites the default MAC. This
specified MAC is persistent across machine reboot.
Chelsio T5/T4 Unified Wire for Windows 58