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D-Link DVX-1000 User Manual
Section ² - Configuration
Stacking Multiple DVXs
A single DVX-1000 can support up to 25 extensions. More extensions can be supported by cascading DVXs. Gateways
and ITSP accounts can be shared seamlessly across DVXs. An example configuration for setting up two DVXs to
support 50 extensions is shown below.
A sample deployment scenario is shown above, DVX1 has extensions 100 to 124 added to it and DVX2 has extensions
200 to 224 added to it, In addition there is a PSTN gateway and an INET gateway connected to DVX1. A PSTN gateway
is a device used to connect to the traditional PSTN (POTS) network such as a trunk gateway. The INET gateway can
be any SIP based VoIP server connection, such as an ITSP VoIP account.
The following are the requirements for the scenario depicted above:
1. Any extension registered to DVX1 (100 - 124) should be able to call any other extension registered to DVX1 or DVX2
(200 - 224), by dialing the extension number. i.e. 111 should be able to call 211 by dialing 211.
2. Any extension registered to DVX1 (100 - 124) should be able to call any phone number on the PSTN network through
the PSTN gateway by prefixing 3 to the phone number. i.e. 101 should be able to call 140 by dialing 3140.
100
124
200
224
STACKING