D-Link DVX-1000 User Manual page 62

Section  - Configuration
3. Any extension registered to DVX1 (100 - 124) should be able to call any extension or account through the INET
gateway by prefixing 4 to the phone number. i.e. 101 should be able to call XXX by calling 4XXX.
4. Any extension registered to DVX2 (200 - 224) should be able to call any other extension registered to DVX2 or DVX1
(100 - 124), by dialing the extension number. i.e. 211 should be able to call 111 by dialing 111.
5. Any extension registered to DVX2 (200 - 224) 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. 201 should be able to call 140 by dialing 3140.
6. Any extension registered to DVX2 (200 - 224) should be able to call any extension or account through the INET
gateway by prefixing 4 to the phone number. i.e. 201 should be able to call XXX by calling 4XXX.
7. Any phone number on the PSTN network that has access to the PSTN gateway should be able to call any extension
on DVX1 or DVX2 by dialing the extension number through the auto attendant.
8. Any account or extension that has access to the INET gateway should be able to call any extension on DVX1 or
DVX2 by dialing the extension number through the auto attendant.
9. No phone number on the PSTN network with access to the PSTN gateway should be able to call any extension or
account on the INET gateway.
10. No extension or account on the INET gateway should be able to call any phone number on the PSTN network
through the PSTN gateway.
D-Link DVX-1000 User Manual