Disable The Flow Control - Smartek UCC User Manual

7.1.3.5 Disable the Flow Control

To further optimize the latency of the data transmission, shown in 7.1.3.4 - Disable the Interrupt
Moderation Rate , it is possible to disable the so called Flow Control . The Flow Control is a feature to adapt
the transmission speed of the transmitter to the speed available at the receiver by sending PAUSE frames
in-between.
As deactivating this feature can cause in packet lost due to missing bandwidth, it is
Note
generally not recommended to be disabled!
On Microsoft Windows operating systems the Flow Control can be accessed the following way:
1. Execute "ncpa.cpl", i.e. via the command box of the Windows Startmenu or after pressing
your keyboard
2. Right-click the target network interface card and choose Properties .
3. Press the Configure button below the name of the physical network interface, shown in Figure 79.
4. The settings of the driver can be accessed by choosing the Advanced tab of the opened window. As
shown in Figure 83 , set the value of the Interrupt Moderation Rate property to Disabled .
Figure 83: Network interface card - advanced driver settings - Flow Control
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