Panasonic KX-NS1000 Manual page 379

Trunk Call through Other PBXs—by the ARS feature
[Example]
<Extension Number Method (Access without PBX Code) using ARS>
TIE Line Network
PBX-1
9-211-4567
Interface
TRG 2
Extn. 1011
Dials "9-211-4567".
Explanation:
1.
Extension 1011 of PBX-1 dials the Idle Line Access number of PBX-1 "9" and telephone number
"211-4567".
2.
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.
3.
PBX-2 sends the call to the outside party "211-4567".
Trunk
PBX-2
TIE Line
Interface
Extn. 2011
Telephone Company
211-4567
Outside Party
(211-4567)
4.3.1 TIE Line Service
Trunk
Feature Guide 379