Panasonic KX-TDA30 Features Manual page 302

1.29 Networking Features
4.
TIE Line Routing Flowchart
[Making a TIE Line Call from an Extension]
A TIE line call is made as follows:
PBX Code Method: 7-abc-xxxx
Extension No. Method: dexx
identified as a TIE line access no.
or an other PBX extension no. in
A
number (abc or de) found in the TIE Line
Routing and Modification Table
Selects the corresponding trunk group, and
the dialled number is modified if a removed
number of digits and/or added number is assigned.
302 Feature Guide
Is the dialled number
the flexible numbering
plan of the own PBX?
Yes:
TIE line access no.: 7
Other PBX extension no.: de
Is the leading
of the own PBX?
Yes
Is the trunk group
available?
Yes
Is there an idle trunk
in the trunk group?
Yes
Routes to other PBX or trunk.
No
Not treated as
a TIE line call.
No
Reorder tone
No
Reorder tone
No
Busy tone