<Extension Number Method
(Access without PBX Code)>
Extension No.
of the Own PBX
Extension No.
of Other PBX
Idle Line
Access No.
or
Trunk Group
Access No.
A call is received through a
TIE line as follows:
The received number is modified as
programmed for each trunk port.
Removed number of digits: 1
Added number: None
Received number: # 1021
Modified number: # 1021=1021
# 1021
1021
1033
No
No
No
Yes
Yes: 9511033
Goes to
Remove the first 1 digit.
<PBX Code Method
(Access with PBX Code)>
A call is received through a
TIE line as follows:
The received number is modified as
programmed for each trunk port.
Removed number of digits: 3
Added number: 9
Received number: ## 0511033
Does the modified number have
the own PBX code "951"?
Does the corresponding
extension exist?
Removes the own PBX
code "951".
Modified number: ##0511033= 9511033
## 0511033
1) Remove the first 3 digits. 2) Add "9".
Yes
Is the corresponding
extension idle?
Checks the modified number with the flexible numbering plan
of the own PBX.
Sends reorder
tone, or sends the
call to the operator
(Intercept Routing
—No Destination).
No
Reorder
tone
Call Waiting
Busy tone
Intercept Routing
—Busy/DND
Directs the call
to the operator.
Calls the extension.
A
Goes to
A
( is in the flowchart of
[Making a TIE Line Call
from an Extension].)
A
( is in the
flowchart of [Making
a TIE Line Call from an
Extension].)
A
Yes
TRS/Barring applies.
Sends the call to
the trunk.
Is the trunk
group of the outgoing
call from the own PBX enabled
against the COS of the trunk group of
the incoming call
to the own PBX?
Operator Call No.
Sends reorder tone,
or sends the call to
the operator
(Intercept Routing
—No Destination).
Others
Conditions
• A trunk which is used for a private network should be assigned "Private" as the networking type. (®
2.1.1.1 Incoming Trunk Call Features—SUMMARY)
394 Feature Guide
4.3.1 TIE Line Service
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