Flashcard Set Preview
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| 1 |
network
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collection
of computers that communicate over transmission lines
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LAN
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(local area network)- very close to business, stored locally, secure
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WAN
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(wide area network)- different geographic area, contract with a
vendor licensed by the gov’t...
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Internet (network)
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network of networks, private internet is specific to the company, layered protocol/architecture...
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protocol
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standardized means
for coordinating activities between two or more entities, a program...
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NIC
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-device on the LAN, connects circuitry to cable, works with programs, MAC address is unique...
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Ethernet Protocol Standard
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IEE 802.3 is the Ethernet committee, most popular protocol standard for LAN, specifies hardware...
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PPP
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way messages
are packaged and unpackaged
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Networks of Leased Lines
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leased by the gov't and team does the maintenance for you, satellite communication can make...
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PSDN
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pay for what you use, network of computers and leased lines that connect to the network, go...
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VPN
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uses public internet to create the appearance of a private connection, appears to exist but...
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Comparing VPNs
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cost to set up, operate, maintain, train; latency; availability; frequency; loss rate; assess...
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