单选题：The command ifconfig CANNOT be used to___.

The command ifconfig CANNOT be used to___. @[D](1)
A. configure the IP address for an Ethernet network device
B. configure the netmask for an IP address
C. configure multiple IP addresses for a single Ethernet network device
D. configure the default gateway



A.configure the IP address for an Ethernet network device
B.configure the netmask for an IP address
C.configure multiple IP addresses for a single Ethernet network device
D.configure the default gateway


答案：D