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network designed for a town or city
LAN (Local Area Network)
MAN (Metropolitan Area Network)
WAN (Wide Area Network)
PAN (Personal Area Network)
spans a large geographic area, such as a state, province or country. WANs often connect multiple smaller networks, such as local area networks (LANs) or metro area networks (MANs).
LAN (Local Area Network)
MAN (Metropolitan Area Network)
PAN (Personal Area Network)
WAN (Wide Area Network)
supplies networking capability to a group of computers in close proximity to each other such as in an office building, a school, or a home
LAN (Local Area Network)
MAN (Metropolitan Area Network)
WAN (Wide Area Network)
PAN (Personal Area Network)
What is Networking?
Networking is consists of two or more computers.
Networking is a business that you need if you want to be rich.
Networking is all about business.
The physical topology of a network refers to the layout of cables, computers and other peripherals.
Network topology
Physical Topology
Logical Topologies
Logical topology is the method used to pass the information between the computers.
Logical Topologies
Physical Topology
Network topology
provides wireless network communication over short distances using radio or infrared signals instead of traditional network cabling.
WLAN (WIRLESS LOCAL AREA NETWORK)
PAN (Personal Area Network)
CAN (Campus Area Network, Cluster Area Network)
LAN (Local Area Network)
computer network organized around an individual person. Personal area networks typically involve a mobile computer, a cell phone and/or a handheld computing device such as a PDA.
PAN (Personal Area Network)
CAN (Campus Area Network, Cluster Area Network)
WAN (Wide Area Network)
LAN (Local Area Network)
the study of the arrangement or mapping of the elements (links, nodes) of a network, especially the physical (real) and logical (virtual) interconnections between nodes.
Network topology
Physical Topology
Logical Topologies
one of the most common network topologies found in most offices and home networks.
STAR TOPOLOGY
RING TOPOLOGY
BUS TOPOLOGY
all workstations are connecting directly to the main backbone that carries the data.
BUS TOPOLOGY
RING TOPOLOGY
STAR TOPOLOGY
a device used to connect a single computer or router to a DSL phone line, in order to use an ADSL service.
DSL modem
Cable modem
router
type of modem that provides bi-directional data communication via radio frequency channels on a cable television (CATV) infrastructure.
Cable modem
DSL modem
router
two or more topologies are combined to form a complete network.
TREE / HYBRID TOPOLOGY
MESH TOPOLOGY
STAR TOPOLOGY
a small hardware device that joins multiple computers together within one local area network (LAN).
Network Switch
Network Hub
Router
Class C IP Address Range
192-223
192-224
192-225
192-226
four major types of Internet access that satisfy this definition of broadband: (Except)
DSL (Digital Subscriber Line)
Cable TV (CATV)
Wireless
Infrared
the number assigned to a network equipped piece of hardware by which other device identify it.
IP Address
Router
TCP/IP
Class A IP Address Range
0-126
0-127
192-223
224-239
a networking device whose software and hardware are usually tailored to the tasks of routing and forwarding information.
Router
Modem
Hub
Spaceship
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