33113755
Descripción
Mapa Mental por Thomas Shaw, actualizado hace más de 1 año
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Creado por Thomas Shaw
hace más de 4 años
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Networks
- types of networks
- wan
- wide area network
- lots of local networks
- contains multiple areas/organisations
- wide area network
- lan
- loca area network
- company/building
- loca area network
- wan
- advantges
- easy to control usage and
access
- shared login and files
- can access anything connected to the
network
- easy to control usage and
access
- disadvantages
- if one computed has installed malware all devises connected are
affected
- have to log out of one thing to login into
another
- if one computed has installed malware all devises connected are
affected
- topology
- bus
- cheap
- high chance of catastrophic failure
- cheap
- star
- low collision
- low chance of catastrophic failure
- easy to add new computers
- expensive
- if hub is attacked the whole network shuts down
- low collision
- bus
- high collision
- high collision
- ring
- cheap
- difficult to add new
computers
- one way data so less
collisions
- cheap
- bus
- IP Address
- IP addresses are the (name of the device)
- without IP addresses the
computer would become
impossible to find on other
devices on networks
- without IP addresses the
computer would become
impossible to find on other
devices on networks
- there are 4 billion IP addresses so there lots of
locations that share the same IP
- IP addresses are the (name of the device)
- The Internet
- Packets
- Packets are pieces of data split up into little pieces
- packets can be lost hacked and
corrupt which is called packet loss
and can cause errors
- Packets are pieces of data split up into little pieces
- The internet is made
of a mesh Topology
- Packets
Recursos multimedia adjuntos
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