TIE-to-Trunk Access
The PBX sends TIE line calls to the trunks of another PBX through the TIE lines.
a. Trunk Call through Other PBXs
[Example]
<Extension Number Method (Access without PBX Code)>
TIE Line Network
TIE Line
9-211-4567
211-4567
Outside Party
Interface
Extn. 1011
Trunk Trunk
Dials "802-9-211-4567".
(211-4567)
Telephone Company
PBX-1
PBX-2
Interface
TRG 2
Extn. 2011
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".
® 4.9 [2-6-1] Numbering Plan—Main—Features—
Trunk Group Access
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
".
328 Feature Guide
1.30.1 TIE Line Service
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