Using CTPIO with TCPDirect

Onload User Guide (UG1586)

Document ID
UG1586
Release Date
2023-07-31
Revision
1.2 English

On the X2 series adapter, CTPIO is enabled by default in sf-np mode. The following TCPDirect attributes are used to configure CTPIO:

Table 1. TCPDirect attributes for Configuring CTPIO
TCPDirect attribute Settings
ctpio

0 disable

1 enable (default)

2 enable, warn if not available

3 enable, fail if not available

ctpio_mode

ct cut-through mode (not supported for 25 Gb)

sf store-and-forward mode

sf-np store-and-forward-no-poison (default)

For further details, refer to the TCPDirect User Guide (SF-116303-CD).