Key Terms

Before you take the exam, be certain you are familiar with the following terms:

Abstract Syntax Notation 1 (ASN.1)	Ethernet
active monitor	FDDI
activity management	flow control
Application layer	Frame Relay
ATM	frames
ATM (Asynchronous Transfer Mode) switches	full-duplex mode
binding	gateways
bridges	half-duplex mode
broadcast	hubs
broadcast storms	internetworks
Carrier Sense, Multiple Access with Collision Detect (CSMA/CD)	IP address
channel service units (CSUs)	LAN emulation (LANE)
connectionless	latency
connection-oriented	local area networks (LANs)
customer premises equipment (CPE)	MAC (Media Access Control) address
data frame	multiplexors
Data Link layer	multistation access unit (MSAU)
data service units (DSUs)	Network layer
datagrams	network segmentation
de-encapsulation	nodes
encapsulation	OSI (Open Systems Interconnection) reference model
packet switching	simplex mode
packets	standby monitors
Physical layer	switches
positive acknowledgment with retransmission	token
Presentation layer	Token Ring
protocols	Transport layer
reference model	wide area networks (WANs)
repeaters	window
routers	X.25
Session layer