Which statement is correct regarding the operation of DHCP?
A.
A DHCP client uses a ping to detect address conficts.
B.
A DHCP server uses a gratuitous ARP to detect DHCP clients.
C.
A DHCP client uses a gratuitous ARP to detect a DHCP server.
D.
If an address conflict is detected, the address is removed from the pool and an administrator
must resolve the conflict.
E.
If an address conflict is detected, the address is removed from the pool for an amount of time
configurable by the administrator.
F.
If an address conflict is detected, the address is removed from the pool and will not be reused
until the server is rebooted.
Explanation:
An address conflict occurs when two hosts use the same IP address. During address assignment,
DHCP checks for conflicts using ping and gratuitous ARP. If a conflict is detected, the address is
removed from the pool. The address will not be assigned until the administrator resolves the
conflict.
http://www.cisco.com/en/US/docs/ios/12_1/iproute/configuration/guide/1cddhcp.html.