Konica Minolta bizhub 421 User Manual
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Appendix
12
LPD
Abbreviation for Line Printer Daemon. A printer protocol that uses TCP/IP and is plat-
form-independent. Originally developed for BSD UNIX, it has become the standard
printing protocol and can be used with any general computer.
LPR/LPD
Abbreviation for Line Printer Request/Line Printer Daemon. A printing method over a
network in a Windows NT system or UNIX system. Using TCP/IP, you can output
print data from Windows or Unix to a printer over a network.
LDAP
Abbreviation for Lightweight Directory Access Protocol. On a TCP/ IP network, such
as the Internet or an intranet, this protocol is used to access a database for managing
environment information and the E-Mail addresses of network users.
MAC address
Abbreviation for Media Access Control address. With a special ID number for each
Ethernet card, data can be sent and received between the cards. A number consists
of 48 bits. The first 24 bits consist of a special number for each manufacture control-
ling and assigning IEEE. The last 24 bits consist of a number that the manufacturer
assigns uniquely to the card.
Memory
Storage device for storing data temporally. When the power is turned off the data
may or may not be erased.
MH
Abbreviation for Modified Huffman. A data compression encoding method for fax
transmissions. Documents containing mostly text are compressed to about 1/10
their original size.
MIB
Abbreviation for Management Information Base. In a TCP/IP transmission, this uses
SNMP to define the management information format for a group of network devices.
There are two formats: the manufacturer-specific private MIB and the standardized
MIB.
MMR
Abbreviation for Modified Modified Read. A data compression encoding method for
fax transmissions. Documents containing mostly text are compressed to about 1/20
their original size.
NetBEUI
Abbreviation for NetBIOS Extended User Interface. A network protocol developed by
IBM. By simply specifying the computer name, you can build a small-scale network.
NetWare
Network operating system developed by Novell. NetWare IPX/SPX is used as the
communication protocol.
NTLM
Abbreviation for NT LAN Manager. User authentication method used by Windows NT
or later. With the MD4 and MD5 encoding methods, passwords are encoded.
NTP
Abbreviation for Network Time Protocol. The protocol for correctly adjusting the in-
ternal clock of the computer over the network. In a hierarchical method, the time is
adjusted with the server at the highest level using GPS to acquire the correct time,
which is then referenced by each lower level host.
OCR
Abbreviation for Optical Character Reader. A device or software that converts hand-
written or printed documents to text data by optically scanning it, comparing it with
a previously stored pattern, and identifying the characters.
OS
Abbreviation for Operating System. Basic software for controlling the system of a
computer. Windows, MacOS, and Unix are Operating Systems.
PASV
Abbreviation for PASsiVe. A mode for connecting to an FTP server from within a fire-
wall. If this mode is not specified, the firewall will be considered inaccessible and the
connection will be terminated, preventing the file from being sent.
Abbreviation for Portable Document Format. An electronically formatted document
which uses the ".pdf" extension. Based on the Post-Script format, you can use the
free Adobe Acrobat Reader software to view documents.
Peer-to-peer
A network format that allows connected devices to communicate without using a
dedicated server.
Pixel
An image pixel. The smallest-unit element composing an image.
POP
Abbreviation for Post Office Protocol. A protocol for retrieving E-Mail messages from
a mail server. Currently, POP3 (the third version of POP) is most often used.
POP Before SMTP Authenti-
cation
A user authentication method for sending E-Mail messages. First, the reception op-
eration is performed and the user is authenticated by the POP server. Then, IP ad-
dresses where the user was successfully authenticated by the POP server are
permitted to use the SMTP server. This method prevents third parties without per-
mission to use the mail server from sending mail messages.
Port number
The number that identifies the transmission port for each process running on a com-
puter on the network. The same port cannot be used by multiple processes.
Preview
A function that allows you to view an image before processing a print or scan job.
Printer driver
Software that works as a bridge between a computer and a printer.
Term
Definition