Motorola ES400 User Manual page 202

Glossary - 2 ES400 User Guide
C
COM port. Communication port; ports are identified by number, e.g., COM1, COM2.
Cradle. A cradle is used for charging the terminal battery and for communicating with a host computer, and provides a
storage place for the terminal when not in use.
D
Decode. To recognize a bar code symbology (e.g., UPC/EAN) and then analyze the content of the specific bar code
scanned.
E
ESD. Electro-Static Discharge
F
File Transfer Protocol (FTP). A TCP/IP application protocol governing file transfer via network or telephone lines. See
TCP/IP.
H
Hz. Hertz; A unit of frequency equal to one cycle per second.
Host Computer. A computer that serves other terminals in a network, providing such services as computation, database
access, supervisory programs and network control.
I
Internet Protocol Address. See IP.
IP. Internet Protocol. The IP part of the TCP/IP communications protocol. IP implements the network layer (layer 3) of the
protocol, which contains a network address and is used to route a message to a different network or subnetwork. IP
accepts "packets" from the layer 4 transport protocol (TCP or UDP), adds its own header to it and delivers a "datagram"
to the layer 2 data link protocol. It may also break the packet into fragments to support the maximum transmission unit
(MTU) of the network.