What is the purpose of the ip device-tracking command on a Cisco Catalyst switch?
A.
enables DHCP snooping, which creates a trusted binding table of MAC and IP addresses
required by WebAuth
B.
enables the local DCHP proxy service required by WebAuth
C.
enables Dynamic ARP Inspection on an interface required by WebAuth
D.
enables ICMP probes to discover new hosts and add them to the tracking table required
by WebAuth
E.
globally enables Dynamic ARP Inspection required by WebAuth
F.
enables ARP probes to discover new hosts and add them to the tracking table required
by WebAuth
G.
enables port security required by WebAuth
Explanation: