If you want to support S5 WOL, you have to find

EXTRA_CFLAGS += -DRTL8152_S5_WOL

in the Makefile. Then, remove the first character '#", if it exists.

For Fedora, you may have to run the following command after installing the driver.

dracut -f

For Ubuntu, you may have to run the following command after installing the driver.

sudo depmod -a

sudo update-initramfs -u

Example of setting speed

2.5G before kernel v4.10

ethtool -s eth0 autoneg on advertise 0x802f

2.5G for kernel v4.10 and later

ethtool -s eth0 autoneg on advertise 0x80000000002f

5G for kernel v4.10 and later (Couldn't be supported before kernel v4.10)

ethtool -s eth0 autoneg on advertise 0x180000000002f

ethtool -s eth0 autoneg on advertise 0x002f (1G)

ethtool -s eth0 autoneg on advertise 0x000f (100M full)

ethtool -s eth0 autoneg on advertise 0x0003 (10M full)

Disable center tap short

make CONFIG_CTAP_SHORT=OFF modules

Ring parameter

Show Ring parameter

ethtool -g eth0

Changes the number of ring entries for the Rx ring.

ethtool -G eth0 rx 100

Tunable parameters

Get the current rx copybreak value in bytes.

ethtool --get-tunable eth0 rx-copybreak

Set the rx copybreak value in bytes.

ethtool --set-tunable eth0 rx-copybreak 256

Flow control

Queries the specified Ethernet device for pause parameter information.

ethtool -a eth0

Changes the pause parameters of the specified Ethernet device.

ethtool -A eth0 rx off tx off (Disable flow control)

ethtool -A eth0 rx on tx off (Enable flow control)