VeriFone VX 680 Reference Manual page 186

G
LOSSARY
Telephone download
an application program and/or data from a remote
host or download computer to a terminal over a
telephone line.
Telephone jack
Also, telephone line wall jack.
Insert a modular connector into a telephone jack or
receptacle. Also, modular-type sockets for
connecting telephone line cords. The Modem dongle
has a TELCO RJ11-type telephone jack for direct
connection to a telephone line wall jack.
Telephone line
The standard telephone wiring
connecting your phone or terminal to a local or
private telephone company.
Terminal
Any terminal capable of sending and
receiving data over a data link, such as a telephone
line or a RS-232 cable. Some terminals, such as the
VX 680, can print receipts and display information
and graphics on a screen.
Terminal ID
An alphanumeric code that identifies a
terminal to a download computer. In this way, the
download computer can determine what data or
application programs to download to that terminal.
For ZonTalk 2000 downloads, the VX 680 terminal
ID is stored in the *ZT record in the CONFIG.SYS file.
This variable should not exceed 10 characters in
length. Not the same as
Terminal-to-terminal application upload
process of copying the application memory contents
of one terminal to the application memory of another
terminal. A terminal-to-terminal application upload
requires that the terminals be connected to each
other by a serial cable. See also
application download.
Tone dialing
Also called touch-tone dialing. A
method of telephone dialing that uses different
pitched tones to specify a phone number. See also
DTMF.
Track 1, 2, or 3 data
1, 2, or 3 of a debit or credit card magnetic stripe,
which can be read by a magnetic card reader
terminal, such as the one that is integrated in the
VX 680 terminal.
Transaction
An exchange of data resulting in a
transfer of goods, services, value, and/or information
between two parties.
186
VX 680 R
EFERENCE
The process of transferring
PTID
Back-to-back
Information stored on tracks
G
UIDE
Variable
A string of characters that denotes some
value stored within the computer and that can be
changed during execution. A variable may be
internal to a program, in which case it is held in
memory, or external if the program must perform an
input operation to read its value. See Parameter.
Volatile memory
contents are destroyed if the power supply to the
memory is interrupted. In the VX 680 applications
run from volatile memory, mDRAM. Compare with
Non-volatile memory.
The
A type of memory where the