Keywords Flashcards
What is a switch?
A device that filters and forwards data from one network segment to another.
What is a router?
A device that forwards data from one network to another.
What is a server?
A computer/node on a network which hosts resources and applications. System that provides a service.
What is a client?
Devices on networks which users use to perform a task and access resources. Device that requests a service.
What are the benefits of copper cabling?
Relatively fast for users.
What is a straight through cable?
Used to connect a computer to a central connecting device like a switch.
What is a crossover cable?
- Used to direct similar devices without using a hub.
* Used for p2p (peer-to-peer)
What is a fibre optic cable used for?
Fibre optics usually provide a very fast and stable connection due to the fact that it is light based
What is a fibre optic cable used for?
Fibre optics usually provide a very fast and stable connection due to the fact that it is light based.
What is a LAN network?
LAN –Local area network.
What is WAN network?
WAN –Wide area network.
What is WLAN network?
WLAN –Wireless Local Area Network.
What is a virtual LAN?
Is a group of hosts with a common set of requirement that communicates as if they were connected together on a normal fashion on one switch, regardless of their physical location.
What is a MAN?
Metropolitan Area Network connects, generally, company offices together that are geographically separate, but not too far apart to be specifically a WAN.
What is a MAC?
Media Access Control
What is a LLC?
Logical link contro
What is a FA/0?
Fast Ethernet
What is PAN?
(Personal Area Network) can be used for data transitions along pc’s, telephones and personal devices
p2p?
Peer to Peer. Peers are both service and service requestors.
What is RJ45?
• RJ45 port (or an 8P8C) is the most common type of network adapter port, allowing the
adapter to connect to most of today’s wired
What is a network adapter?
network interface card or NIC, is the device that enables you to send and receive data to and from your computer.
What is HUB?
Hubs extend the range of a network by receiving data in one port and regenerating the data.
What is a switch?
The switch is a device which has multiple ports and could be used to connect multiple devices to a wired network.
What is a bridge?
The bridge is a device that has two ports and could be used to create a network bridge between two devices.
What is a router?
The router can be used to connect networks to each other and can be used wired or wireless.
What is a server?
These are used in a network and could be used to store devices on the system.
What layer is a HUB?
Layer 1
What layer is a switch?
Layer 2
What layer is a Router?
Layer 3
What is an intranet?
• Is a private computer network or single web site that an organization implements in order to share data with employees around the world.
What is an extranet?
• An extranet is similar to an intranet except that is extended to users outside a company, and possibly to entire organizations that are separate from or lateral to the company.
What does PPTP allow?
Point to Point tunnelling protocol allows multiprotocol traffic to be encrypted and then encapsulated in an IP header.
What is L2TP/ IPSEC?
L2TP allows multiprotocol traffic to be encrypted and then sent over any medium that supports point to point datagram delivery.
What is a proxy server?
- A proxy server acts as intermediary between a LAN and the internet.
- By definition, proxy means “go-between”, acting as such a mediator between a private and a public network.
- The proxy server evaluates requests from clients, and if they meet certain criteria, forwards them to the appropriate server.
What is DORA?
Discover Offer Request Acknowledge Proccesses of DHCP.
What is SNMP used for?
Monitoring hardware and software on a network.
