Panasonic KX-TDA30 Features Manual page 290

1.29 Networking Features
b)
Trunk Call through Other PBXs—by the ARS feature
[Example]
<Extension Number Method (Access without PBX Code)>
Explanation:
1.
2.
3.
290 Feature Guide
TIE Line Network
PBX-1
9-211-4567
TIE Line
Interface
TRG 2
Extn. 1011
Dials "9-211-4567".
Extension 1011 of PBX-1 dials the Idle Line Access number of PBX-1 "9" and telephone
number "211-4567".
PBX-1 modifies the call (adds the Idle Line Access number of PBX-2 "9") and sends the
call to PBX-2 through the TIE line (trunk group [TRG] 2) according to the ARS
programming of PBX-1.
PBX-2 sends the call to the outside party "211-4567".
Telephone Company
Trunk
211-4567
PBX-2
Interface
Extn. 2011
Trunk
Outside Party
(211-4567)