Panasonic KX-NS1000 Feature Manual page 285

CO Line-to-TIE-to-CO Line Access
An outside caller can be connected to an outside party through the TIE line by using the DISA feature.
[Example]
Telephone Company
(area code: 222)
CO Line
Outside Caller
Dials "(DISA phone
number)-9-1-333-
123-4567".
Explanation:
1.
The outside caller dials the "DISA phone number of PBX-1", Idle Line Access number of PBX-1 "9", and
telephone number "1-333-123-4567".
2.
PBX-1 modifies the call (adds "952" and the Idle Line Access number of PBX-2 "9") and sends the call to
PBX-2 which has PBX code "952" through the TIE line (trunk group [TRG] 2) according to the ARS
programming of PBX-1.
3.
PBX-2 sends the modified call to the outside party "333-123-4567" according to its ARS programming.
Document Version 2016-03
CO Line
TIE Line Network
PBX-1
PBX Code 951
952-9-1-333-123-4567
TIE Line
DISA Interface
TRG 2
Extn. 1011
15.1.12 PRIVATE NETWORK FEATURES
Telephone Company
(area code: 333)
CO Line 123-4567 CO Line
PBX-2
PBX Code 952
Interface
Outside Party
(333-123-4567)
Extn. 1011
Feature Manual 285