Table of Contents
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G-4
Glossary
DB-9
DIP Switch
DTE
DUART
Ethernet II
Fast Ethernet
FDDI
A category of connector that contains nine pins. DB-9 connectors are
commonly used for RS-232 interfaces. For example, a computer's serial
(COM) port is usually a DB-9 connector.
Dual In-line Package Switch. A DIP switch contains a set of small
switches that are usually used to set a configuration component of a
device.
Data Terminal Equipment. A device that sends or receives data over a
communications channel.
Dual Universal Asynchronous Receiver Transmitter; a UART provides
hardware support for serial communications.
Ethernet II or "Ethernet DIX v2" was defined by Digital, Intel, and
Xerox. The frame format for Ethernet II differs from that of 802.3 in that
the header specifies a packet type instead of the packet length.
A term that describes the different categories of the IEEE 100Base-T
standard. This includes 100Base-TX, 100Base-T4, and 100Base-FX.
Fiber Distributed Data Interface. A high-speed communications standard
that uses fiber cabling as the data transfer medium.
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