Panasonic KX-TDA0480 Getting Started page 10

1.2 Network Devices and Numbering Plan
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
TIE line
access no.
Dial 7.
To local telephone 123-4567 via IP network through local PSTN
TIE line
access no.
Dial 7.
Calling from Chicago to Los Angels
To extension 201 via IP network
TIE line
access no.
Dial 7.
To local telephone 456-7890 via IP network through local PSTN
TIE line
access no.
Dial 7.
10 Getting Started
Chicago PBX
extension no.
office code
Dial 41. Dial 301.
Chicago PBX Chicago PBX
office code PSTN trunk no.
Dial 41.
Los Angels PBX
extension no.
office code
Dial 35. Dial 201.
Los Angels PBX Los Angels PBX
office code PSTN trunk no.
Dial 35.
phone no.
Dial 9. Dial 123-4567.
phone no.
Dial 9. Dial 456-7890.