Chelsio T5 Installation And User Manual page 59

Chapter II. NDIS Function
TCP Checksum Offload (IPv4):

Description: This parameter enables or disables computation of TCP checksum by the
adapter for IPv4 packets.

Value:
o Disabled
o Rx & Tx Enabled
o Rx Enabled
o Tx Enabled

Default: Rx & Tx Enabled
TCP Checksum Offload (IPv6):

Description: This parameter enables or disables computation of TCP checksum by the
adapter for IPv6 packets.

Value:
o Disabled
o Rx & Tx Enabled
o Rx Enabled
o Tx Enabled
o Default: Rx & Tx Enabled
TCP Offload:

Description: Controls the enable or disable of TCP Offload.

Range: Enabled | Disabled

Default: Disabled
This feature is not fully tested. This feature is available for experimental usage
Note
only.
Tx Ethernet Queue Size:

Description: This parameter is used to set different Tx Queue sizes. Driver ships with
reasonable defaults.

Value: 512-4096

Default: 1024
Tx Offload Queue Size:

Description: This parameter is used to set different Offload Tx Queue sizes. Driver ships
with reasonable defaults.

Value: 256-4096

Default: 512
This feature is not fully tested and available for experimental usage only.
Note
Chelsio T5/T4 Unified Wire for Windows 59