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Glossary
Category Item Description Page
Common
Setting of
connections
LAN Abbreviation for Local Area Network. This
is a network with a relatively narrow range
such as inside a company.
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Access point
T he s e a r e st a ti o ns f or r el a yi n g
electromagnetic signals between computers
in a wireless LAN. When a computer
is connected to an access point, it can
communicate through the network connected
to the access point.
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TCP/IP Abbreviation for Transmission Control
Protocol/Internet Protocol. This is the
standard internet protocol.
This protocol is a set of rules and
agreements governing data communications
between computers.
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IP address Internet Protocol (IP) is a protocol
for distributing data, and the address
corresponding to the data distribution
destination is called the IP address. The
same IP address cannot be used within the
same LAN.
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DHCP Abbreviation for Dynamic Host Configuration
Protocol. This function automatically assigns
IP addresses to the connected equipment.
If a device with the DHCP server function
is present within a LAN, it automatically
assigns IP addresses to the connected
equipment.
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Subnetmask
This limits the range of the IP addresses
assigned to computers in order to divide the
network into a number of sections during
TCP/IP connection. The value used to
divide the network at this time is called the
subnetmask.
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Gateway This is a relay point for connecting different
networks.
This refers to the hardware and software
used when connecting a network with a
network that uses a different protocol, etc.
It adjusts the protocol and other differences
between networks to allow connection with
other networks.
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