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Manual ISDN Adapter – Important terms 91
Service indicator
SIN
is used to distinguish between devices which are connected to the same
ISDN bus.
Examples: SIN1 analog telephony
SIN2
a/b
services
SIN4 fax group 4
SIN 7 64kbit/s data transfer
SIN9 teletex or telex
TAPI
T
ELEPHONY
A
PPLICATION
P
ROGRAMMING
I
NTERFACE.
The TAPI interface in Windows 95/98/2000 and Windows NT4.0 allows
Windows applications to control any communications devices via a unified
interface for telephony functions.
TCP/IP
T
ransmission
C
ontrol
P
rotocol/
I
nternet
P
rotocol
A protocol family originating from the Internet.
WAN
W
ide
A
rea
N
etwork.
Networks which, unlike locally restricted networks, cover large distances.
X.75
Transmission protocol for telematics services in ISDN. The transmission rate
of the protocol is 64kbit/s. X.75 is the standard protocol for access to
mailboxes.
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