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TIE Line and TIE Line Connection
Description
TIE calls among several different company locations can be done by dialling a 3 or 4-digit
extension number only, or by dialling a location number (PBX Code) and an extension number.
1. Extension Number only
1.
Extension users can make a call via TIE line to other extension users in other PBXs within
a private network simply by dialling a 3 or 4-digit extension number.
A Network of TIE Lines
PBX-1
PBX Code: None
Extension numbers
100 - 199
Ext. 100
Call Flow
1.
Ext.100 dials 200.
2.
Ext.100 is connected to Ext.200 of PBX-2.
Programming example:
To make up the TIE Line Network above, the following System Programming is required at
PBX-1 and -2 respectively.
PBX–1
• 2.3 Numbering Plan
– (01) 1st Hundred Block Extension : 1
– (77) Other PBX 01 : 2
• 8.2 TIE Routing Table
No. Leading
Digit
01
2XX
Features Guide
TIE Line
TG10
Digits to
Number to
delete
be added
0
PBX-2
PBX Code: None
TG10
Extension numbers
200 - 299
Ext. 200
Trunk Group No.
01
02
10
3.1 E&M Features
03
04
05
357
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