Course 6
Name 2 devices that would most likely require Power over Ethernet (PoE)?
A Wi-Fi Access point A security camera
Repeaters and extenders are types of ____________?
Access points
Access Points are any points that _____________.
Enables users to access a network.
Repeaters and Extenders operate at the _________ Layer of the OSI Model.
Physical Layer/Layer 1
PoE is...?
Power over Ethernet
Routers operate at Layer ____ of the OSI Model.
Layer 3
NIC can be ________ or ________?
Wired or Wireless
Hubs operate at Layer ___ of the OSI Model.
Level 1
____________ and _____________ will not really be found in newer networks.
Hubs and bridges
Next Generation PoE is....?
IEEE 802.3bt
____________ connect multiple networks together.
Routers
____________ isolate networks from each other and do not forward broadcast packets
Routers
DSL
Digital Subscriber Line
Routers determine the best route to destination based on _________ and __________.
Distance - how many router will be crossed Congestion how much traffic is on route
Ethernet over power can sometimes be used as an alternative to which networking implementation?
Wi-Fi
What type of switch is plug and play?
Unmanaged
Ethernet over power transmits data over
common electrical wiring with an ethernet over power adapter.
Firewalls allow or deny a connection based on....?
rules
Hubs operate at ________________ of the OSI model, bridges, operate at Layer 2.
Layer 1
"Intelligent Switches" have their own IP address and are referred to as...?
Managed switches
Routers connect multiple _________ together, unlike switches and hubs.
Networks Switches and hubs connect computers on a network.
A patch-panel can best be thought of in which manner?
A centralized termination point for extensions of network cables
What describes the process of devices such as Wi-Fi access points reporting their usage and status information to a cloud-based management point?
Backhaul
Which term is used to describe a disguised system that appears to be of interest or value to lure an attacker?
Honeypot
_________ send incoming data out over all other ports, bridges do not.
Hubs
Packet Filters use rules based on ____________ and _______________.
IP Addresses and Ports
Repeaters and extenders for both wired and wireless networks operate at which layer of the OSI model?
Layer 1
Bridges operate at Layer ___ of the OSI Model.
Layer 2, so they are aware of MAC Addresses
Routers operate at Layer ____ of the OSI model.
Layer 3
Which characteristics of a cable modem distinguish it from other modems?
They are always on. The use cable TV Lines
A scenario that would best equate to a full-duplex transmission?
Two people arguing with each other
Hubs come in Active and Passive varieties, ___________do not.
bridges
Switches operate at layer ____ of the OSI model, similar to a hub but much smarter.
Layer 2, using MAC addresses to determine where to transmit data
Name two characteristics of a switch can be advantageous to network deployment?
The improve network performance by regulating the flow of traffic. They increase network performance by reducing collisions.
