Panasonic KX-TDE100 Features Manual page 330

1.30.1 TIE Line Service
[Example]
Trunk
Outside Caller
Dials "123-4567".
Explanation:
An outside caller dials "123-4567". The call reaches the destination (extension 1011 of PBX-1), and
the call is forwarded, transferred, or intercepted to extension "2011" of PBX-2 through the TIE line.
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—by Making a TIE Line Call Method
[Example]
330 Feature Guide
Telephone Company
Trunk
TIE Line Network
PBX Code: 951
PBX-1
TIE Line
Interface
Forwarded/Transferred
/Intercepted to 7-952-2011
Extn. 1011
PBX Code: 952
PBX-2
Interface
Extn. 2011