DSL
Dialup
Satellite
Leased line
Cable modem
Converged network
Reliability
Scalability
QoS
Console connection
telnet connection
Commands to configure an interface (including prompts)
Where are they stored?	Running-config: Startup-config: IOS:
Banner motd
SVI (what is it and how is it configured)
Message encoding
TCP
Benefits of a layered model
Segmentation
Encapsulation
Subnet mask
OSI layers (this is a big one) know the layers, their purpose, encapsulation, addressing
Bandwidth vs throughput
UTP cable types and their purposes
Data link sublayers and what they do
Functions of a switch
Cut-through switching
Store-and-forward switching
IP vs. MAC addressing from device to device
NVRAM
IP addressing & default gateway
ANDing
Private address ranges	A: B: C:
IPv6 link local address range
Ping vs. tracert
Subnetting (big one)
# of networks, # of hosts
VLSM (concept and process)
TCP vs. UDP
Windowing (also called sliding window)
Protocols (know what they are, port#, & which layer)
Peer-to-peer operation
HTTP messages
Network packet captures
Device security commands
Logical vs physical topology
Media types
Parts of routing table and how it functions