Which port is a DHCP Discover packet sent out on when a device first connects to a network? - correct
answer ✔✔67
Which port does the relay agent use when sending DHCP information back to the client? - correct
answer ✔✔68
Which of the following is the last step in a DHCP request process that uses a DHCP relay agent? - correct
answer ✔✔The server returns the DHCP ACK packet which the relay agent forwards to the client.
What is the first thing a device does when it connects to a network? - correct answer ✔✔Sends a DHCP
Discover packet
On a typical network, what happens if a client attempts to receive DHCP configuration from a DHCP
server that's located on a different subnet? - correct answer ✔✔The router drops the DHCP request.
Which of the following does the DHCP relay agent use to tell the DHCP server which pool of addresses to
use? - correct answer ✔✔GIADDR
Which of the following would a device use to receive NTP configuration from a NTP server that's located
on a different network? - correct answer ✔✔IP helper
Which of the following is a UDP-based protocol that uses an IP helper to perform the same actions as a
DHCP relay agent? - correct answer ✔✔NTP
When a DHCP relay agent receives a broadcast message requesting an available DHCP server, the DHCP
uses an IP address as the source IP address.
Which of the following is the IP address used by the DHCP relay agent? - correct answer ✔✔Its own IP
address
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