Panasonic KX-TDA100D Features Manual page 315

<Extension Number Method (Access without PBX Code)>
TIE Line Network
PBX-1
9-211-4567
Interface
TRG 2
Extn. 1011
Dials "802-9-211-4567".
Explanation:
1.
Extension 1011 of PBX-1 dials the Trunk Group Access number of PBX-1 "8", trunk group number
"02" (TRG2), Idle Line Access number of PBX-2 "9", and telephone number "211-4567".
® 4.8 [2-6-1] Numbering Plan—Main—Features—
2.
PBX-1 sends the call to PBX-2 through the trunk group (TRG) 2 (TIE line).
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)
Trunk Group Access
1.30.1 TIE Line Service
Trunk
Feature Guide 315