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Appendix D Glossary
PocketPro 100S Administrator’s Guide -- Document #40165-110 Rev. A D-10
Logical
Refers to conceptual rather than physical. For example, a computer may have a single physical connection to the
network (an Ethernet adapter card), but may have logical connections to many different devices on the network.
lpd
Line Printer Daemon is a program that runs on a host computer or a dedicated print server that allows other host
computers to print jobs on that computer or print server. TROY print servers use lpd to allow printing from
computers on the network.
lpd-Plus
A feature of TROY print servers that allows the user to define multiple services, each with a different setup and
reset string. For example, a user could have one service for landscape printing and another for duplex printing.
Also called logical printers.
lpr
Line Printer Remote, the program that runs on a client computer to request print services from an lpd host
computer or print server.
lpq
A Berkeley UNIX command for obtaining the status of printers.
lpstat
An AT&T UNIX command for obtaining the status of printers.
LPT1
The primary parallel port on a PC. Many networking programs allow transparent printing to network printers by
accepting output intended for LPT1 and redirecting it over the network.
MAC
Medium Access Control, one of two Ethernet protocol layers that, together, correspond to the Data Link layer of
the OSI model. The MAC layer interfaces to the Ethernet hardware. A MAC address is the same as an Ethernet
address.
man page
In UNIX systems, the man pages are an on-line help facility that provide information on various topics.