Network glossary words & FAQ article.
FAQ
What is a network repeater ?
Whatever type of network you are using , if the cable or transmission is longer then the manufacturers recommend , data transmission will be interrupted as the signal becomes weaker.
A network repeater or hub amplifies the signal thus extending the range of a network.
Network glossary words & FAQ article
What is a USB hub ?
A USB hub uses a single USB port on a computer and then allows 2 or more devices to connect , depending on the number of Ports on the USB hub
Network glossary words & FAQ article
What is computer networking ?
Computer networking is the joining of 2 or more computers , via a connection medium using either cables or wireless technology
What is wireless networking ?
Wireless networking , like the description says networking without wires, it comes in several different specifications , the most popular being 802.11b and 802.11g
Network glossary words & FAQ article
What is a network card
A network card is a piece of hardware that enables a computer to communicate with other devices such as computers , printers , internet connections .
What is the meaning of network devices ?
A network device could refer to a computer , a printer or any other computer hardware that has a compatible network card.
Networking Glossary
HUB RJ45
A HUB is used to create a local area network, they generally have 4 or more ports , a computer or other networking device can be plugged in this.
Router
Routers allow us to connect networks together , then globally share resources , such as the internet.
WPA
WPA stands for Wireless Protected Access , this is the latest type of security for Wireless Networks
Network glossary words & FAQ article
WEP
WEP stands for Wireless Equivalent Privacy, this the earlier type of Wireless Network security , this have now be superseded by WPA which is more secure.
RJ45
RJ45 refers to the type of cable connector used widely today for most corporate and wired home networks.
RJ11
RJ11 is the small type connector , this type is very common for modem and phone type connectors
USB
USB stands for Universal Serial Bus . USB is the most common type of external connection around today , virtually every type of computer or electronic device , which requires a pc connection comes in a USB variation .
USB comes in two types USB1 and USB 2 , USB1 being the older is slow by today’s standards , which is where USB 2 comes in , being around 40 times faster .
Bluetooth
Bluetooth is the wireless connection medium most common with phones and PDA’s .
Lately though it has become a pc network type , making it easy to connect Bluetooth devices to it’s networking.
802.11b
802.11b is a wireless LAN “ local area network “ technology that allows transmission speeds of up to 11mbps.
802.11g / 54g
802.11g / 54g is another wireless LAN technology , it’s the successor to 802.11b , offering speeds of up to 54mbps
WiFi
WiFi is an abbreviation for Wireless Fidelity , which refers to any LAN or network which is 802.11 compliant.
TCP/IP
TCP/IP stands for Transmission Control Protocol / Internet Protocol , most just referred to IP .
TCP enables two devices using TCP to connect , IP then deals with the actual data transfer .
TCP/IP is the most common protocol around today, used widespread at home and office networks.
Network glossary words & FAQ article
ADSL
ADSL “asymmetric digital subscriber line” refers to a high speed internet connection “Broadband” which uses the same connection as a phone line.
DSL
DSL or cable uses a totally independent connection for a high speed internet connection.
Firewall
A good firewall acts like a primary line of defence between your computer and a network “ this could also mean the internet” .
Stopping unknown traffic from both entering and leaving your computer.
DHCP
DHCP “ Dynamic Host Control Protocol “ this refers to a dynamic IP address being allocated to your computer.
Network glossary words & FAQ article
Static IP Address
A static IP address is manually entered into your computer. This will remain constant until it’s manually if ever changed.
Mac Address
Mac “ media access control “ Address refers to the serial number of a network card. All network cards have a mac address built into them.
This can be found by looking on the card or by typing ipconfig /all at the command prompt , this will then show up as the physical address.
NAT
NAT “network address translation” enables multiple computers on a network to access the internet using a single IP address.
Generally a router would use the ISP’s allocated IP address, then allocate it’s own IP addresses to any computers connecting to it.
LAN
LAN “ local area network “ refers to two or more computers being connected on the same network
WAN
WAN or wide area network refers to computers being connected across different networks. A good example of this is the internet , which is basically one big network , made up of smaller networks.
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