90 Manual ISDN Adapter – Important terms
Application programs from different manufacturers can communicate with
each other provided they support the ETS 300 075 protocol. In CAPI this
protocol is defined by ISO 8208.
FOSSIL
F
ido/
O
pus/
S
EAdog
S
tandard
I
nterface
L
ayer.
The FOSSIL driver converts modem commands into a form which is
intelligible for the CAPI interface. An ISDN adapter can then be accessed
like a modem by a number of communications programs (e.g. Telix,
Telemate, Terminate or Crosspoint).
HDLC
H
igh-level
D
ata
L
ink
C
ontrol. Bit-oriented synchronous transmission control
procedure for protected data transmission.
I/O address
I
nput/
O
utput address
A peripheral unit (e.g.: „
speed win PCI
“) is selected (e.g. for data exchange)
with the help of an I/O address. An I/O address is to be assigned to only one
peripheral unit or there will be conflicts between devices on the computer.
Internet
The biggest computer network in the world
IRQ
I
nterrupt
R
e
q
uest
IRQ is a signal (or a line) used by a peripheral device (e.g
. „speed win PCI
“)
to trigger a hardware interrupt on the CPU. An interrupt request is used, for
example, on the „
speed win PCI
“ to control the exchange of data between it
and the CPU. An IRQ is to be assigned to only one peripheral unit or there
will be conflicts between devices on the computer.
LAN
L
ocal
A
rea
N
etwork. A network which is restricted to a building or the
premises of a company.
Mailbox
An electronic mail system or bulletin board system (BBS).
Mailboxes are automatic message systems which are used by the users as
a communication forum (for exchanging messages). Program and
information libraries on the most varied topics are offered in many mailboxes
and free software to download is often provided.
MSN
M
ultiple
S
ubscriber
N
umber
Multiple-digit subscriber numbers which are allocated to Euro-ISDN users
(DSS1).
In the area covered by Deutsche Telekom AG the Euro-ISDN subscriber is
assigned 3 subscriber numbers.
Multilink Connection
Channel bundling, i.e. both user channels are used together in ISDN to
achieve a transmission rate of 128kbit/s.
NDIS
N
etwork
D
river
I
nterface
S
pecification.
Permits the use of several network cards in a single computer.
P&P
With the Plug & Play standard it is possible to install a new
PnP
hardware without manual configuration. The Plug & Play
Plug & Play
component of the operating system (e.g. Windows 95) or the Plug & Play
manager of the BIOS adapt the I/O address and IRQ to the new hardware.
No manual configuration by the user is necessary.
PPP
P
oint-to-
P
oint
P
rotocol.
Standard protocol which can be used to set up network connections via
ISDN or modem.
Server
In a network it is the computer which makes certain services available to
other computers.
