2 All about FRITZ!Card
11
Remote Access Service, Intranet, X.31 etc.
If you wish to avail yourself of the aforementioned services, you
should contact the relevant service provider for information
about access conditions and settings.
The following diagram shows how the individual components
of
FRITZ!Card
work together:
Fig. 1
FRITZ!Card Functional Diagram
2.4 FRITZ!Card on the ISDN Connection
When your ISDN connection is installed, your ISDN network op-
erator first installs a so-called network terminator (NT). A net-
work terminator is equipped with two ISDN sockets. Each of
these ISDN sockets is an external S
0
interface.
In most cases, an ISDN PBX with analog extensions is connected
to one ISDN socket of the network terminator and a digital ter-
minal device is connected to the second ISDN socket. Existing
analog terminal equipment such as telephones, cordless tele-
phones, answering machines and Group 3 fax machines are con-
nected to the extensions of the PBX. The connected devices are
COMMON-ISDN-API 2.0
FRITZ!Card Classic
B channel protocols (digital):
X75, HDLC, transparent,
V110, V120, T90, ISO 8208 (X25)
AVM
NDIS
WAN
CAPI
Driver
AVM
ISDN
CAPI
Port
Driver
Applications such
as Exchange/
Explorer/
Browser/Outlook
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CAPI Soft-
Compression
X75/V42bis
CAPI Soft-
Modem V32
CAPI Soft-
Fax G3
C A P I
Summary of Contents for FRITZ!CARD Classic
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