
APOS Quick Operation Guide Voice over IP
AddPac Technology Proprietary & Documentation 130 - 105
FXS/FXO Voice Interface configuration for caller ID
This part is related to FXO/FXO voice interface configuration. Even
though this is not a commonly required configuration, it needs to be
done at the initial configuration of VoIP gateway. For more detailed
information on this configuration, refer to APOS Operation Guide.
The general information on Caller ID is provided below. FXS voice
interface only detects caller ID and FXO voice interface generates
caller ID.
NOTE
This application is supported by AddPac Technology’s all VoIP
products along with VoIP Gateway which can be equipped with
FXS/FXO voice interface and modules.
Network Diagram
Fig. 6-5 VoIP gateway caller- ID feature
This part explains Caller ID detection on FXS analog interface and
Caller ID generation of FXO analog interface. At the head office,
the FXO port of the VoIP Gateway connected to PBX, detects caller
ID and sends it to branch office A. On the other hand, the FXS voice
interface generates caller ID according to the received information.
The caller ID message is displayed on the end terminal such as
telephones.
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