Client: A node that initiates requests on a link to abtain configuration parameters from one or more DHCP server.
Server: A node that responds to requests from clients, and may or may not be on the same link as the client(s).
Relay agent: A node that acts as an intermediary to deliver DHCP messages between clients and servers, and is on the same link as the client.
DAD: Duplicate Address Detection
NA: Neighbor Advertisement
NS: Neighbor Solicitation
NUT: Node Under Test
RUT: Router Under Test
TN: Tester Node
TR: Testing Router
DHCP: Dynamic Host Configuration Protocol
IA: Identity Association
ID: Identifier
DUID: DHCP Unique Identifier