You are the Security Administrator for MegaCorp. A Check Point firewall is installed and in use on a
platform using GAiA, You have trouble configuring the speed and duplex settings of your Ethernet
interfaces. Which of the following commands can be used in Expert Mode to configure the speed
and duplex settings of an Ethernet interface and will survive a reboot? Give the BEST answer.

A.
eth_set

B.
mii_tool

C.
ifconfig -a

D.
ethtool