Panasonic KX-TDA0480, Getting Started Manual

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1.2 Network Devices and Numbering Plan
Getting Started 7
PBX Numbering Information
PBX numbering information is necessary to setup phone numbers for a VoIP network.
Configure the numbers conforming to existing PBX numbering systems.
Dialling Examples
The VoIP network allows you to access the PBX at one location from another to establish: (1)
an extension call, or (2) an outside call through local PSTN as if you are calling from the same
area.
Calling from Los Angels to Chicago
To extension 301 via IP network
To local telephone 123-4567 via IP network through local PSTN
Description Los Angels
Office
Chicago
Office
PBX Office
Code A unique number (ranging from 1 to 8 digits)
assigned to identify each Hybrid IP-PBX within a
network. In this example, for convenience, each
PBX Office Code corresponds to the last portion of
the IP address of its Gateway unit; that is, because
Los Angels Office unit has the IP address of
200.45.11.35, Los Angels PBX Office Code is 35.
35 41
IP Trunk
Number An access number to seize an IP trunk. Any
available trunk number can be assigned as an IP
Trunk Number.
801 801
PSTN Trunk
Number An access number to seize a local PSTN trunk.
9 9
Extension
Number A number assigned to each extension.
200-299 300-399
Dial 41. Dial 801. Dial 301.
Chicago PBX
office code
extension no.
IP trunk
no.
Dial 41. Dial 9. Dial 801. Dial 123-4567.
Chicago PBX
office code
phone no.
Chicago PBX
PSTN trunk no.
IP trunk
no.