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POI <Interconnect point>
Full spelling: Point Of Interface
Field:
Communication service > communication industry > POI
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It is the interconnect point of the circuit which each common carrier owns. Has become also an important point which does the demarcation of maintenance work and the like. Use fee of the private line and the like has become something which sums up the rent from member's house for the NTT circuit to POI and the rent for the common carrier circuit of the POI beyond. At the time of traditional long and new telephone & telegram was the switchboard of telephone inside and between the basic networks, but with new communication service such as ADSL service, it reached the point where it can set POI between MDF and the switchboard depending upon the rescindment of the MDF (main switchboard) connection by the common carrier.
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POIX
Reading: Tweet the o eye x
Full spelling: Point of Interest Exchange Language
Field:
Portable telephone > POIX
IT and society > GPS/GIS > POIX
IT and society > ITS/[teremateikusu] > POIX
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XML based data format in order to express the information of the position where it utilizes in car Nabi and the like. The Mobile standardization research committee where the automaker and the car Nabi manufacturer participate (MOSTEC) with it was enacted. Information of position other things, it has defined also the method in order to describe the enumeration of the coordinate point in order to express road and locus, the facility of the roadside and the information etc of the store. For car Nabi of the automaker it is adopted with radio intelligence service and the like.
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PON
Reading: [pon]
Full spelling: Passive Optical Network
Field:
Communication service > broadband > optical fiber > PON
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Inserting the divergence device in the middle of the optical fiber net, the technology which pulls the fiber of one to the plural member houses and is packed. In the country NTT “PDS” with advanced engineering development with the name which is said. It is the system where on the middle of the optical fiber which extends from central telephone exchange to member's house, the star coupler with you insert the divergence device which is called, furthermore diverge and pull to the plural member houses and is packed. It is the concrete form of FTTH where NTT has planned introduction, one of basis technology for the Î system and sheared access. In order to utilize the passive element which does not need the electric apparatus like the star coupler, the name “of Passive” is used.
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POP <POP3>
Reading: Pop
Full spelling: Post Office Protocol
Field:
Internet > mail > POP
Network technology > TCP/IP > POP
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On Internet and Presently to be widest it has spread. It is utilized with SMTP and the set which are used in transmission of E-mail. Before the user verifies title and the originator, because the client receives all mail, after looking at the summary of the originator and title, whether or not it receives, when IMAP which is decided is utilized in place of POP, it is. When POP is used, there is danger perhaps, the password in order to flow that way, is stolen on network communication midway. This weak point is improved, those which encode the exchange of the password are called APOP.
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POP3 <POP>
Field:
Internet > mail > POP3
Network technology > TCP/IP > POP3
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On Internet and Intranet, protocol in order to receive the mail from the server who retains E-mail. Presently to be widest it has spread. It is utilized with SMTP and the set which are used in transmission of E-mail. Before the user verifies title and the originator, because the client receives all mail, after looking at the summary of the originator and title, whether or not it receives, when IMAP which is decided is utilized in place of POP, it is. When POP is used, there is danger perhaps, the password in order to flow that way, is stolen on network communication midway. This weak point is improved,
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