Appendices
140
Installation Manual
A2
Numbering Systems
The KX-TDA0480 network calling numbers are mapped to the IP addresses used in the
network. This mapping may be configured with an H.323 Gatekeeper device and/or within the
KX-TDA0480’s internal DNS.DAT file.
A2.1
Numbering Plan Example
The following sample network diagram shows the extension numberings, PBX Codes, and
Trunk Access Codes.
Sample network configuration
In this sample network, the following call can be made through IP network.
•
From an extension in each IP PBX to an extension in each IP PBX
•
From an extension in each IP PBX to PSTN in each IP PBX
A2.2
Dialling Examples
The following examples describe the digits to be dialled when placing a call from various
locations in the sample network. Trace the call paths listed here on the sample network diagram
to better understand the sample numbering plan.
Router
PBX
PSTN
PSTN
PSTN
New York Main Office
Los Angels Branch Office
San Francisco Branch Office
IP PBX (PBX Code: 51)
IP PBX (PBX Code: 61)
IP PBX
(PBX Code: 21)
(PBX Code: 27)
IP PBX
(Max: 10 digits)
(Max: 10 digits)
(Max: 10 digits)
Networking
or
Router
IP Network
Router
Extensions 60-69
Extensions 200-299
Extensions
500-599
G3 Fax
Extensions
700-799
Extensions 100-199
IP Trunk
Access Code: 76
PSTN Trunk
Access Code: 9
PSTN Trunk
Access Code: 9
PSTN Trunk
Access Code: 9
IP Trunk
Access Code: 72
IP Trunk
Access Code: 80
Summary of Contents for KX-TDA0480
Page 5: ...KX TDA0480 Overview Installation Manual 5 Section 1 KX TDA0480 Overview ...
Page 76: ...Logical Installation 76 Installation Manual ...
Page 89: ...Logical Installation Installation Manual 89 Access Code Dialling Not usable ...
Page 137: ...Appendices Installation Manual 137 Appendix A Appendices ...
Page 164: ...Appendices 164 Installation Manual ...
Page 173: ...Glossary Installation Manual 173 ...