Section 3.1 System Management - Panasonic KX-T7400 Series User Manual Addendum

3.1 System Management
Least Cost Routing (LCR)
Least Cost Routing (LCR) is a system programmable feature that automatically selects the
least expensive route available at the time a long distance call is made. It is not necessary
to dial the access code of the least expensive carrier.
The chart below shows the procedure of the LCR feature.
Flow Chart of LCR
Is the dialled number an
emergency call number?
No
Is the dialled number the BTL
access code?
No
Does the first digit match the
leading digit?
Yes
Does the area code match the
route selection code of Route 1?
No
Does the area code match the
route selection code of Route 2?
No
Does the area code match the
route selection code of Route 3?
No
Does the area code match the
route selection code of Route 4?
No
BTL is selected.
48
Yes
Yes
No
Yes
Does the area code match the
exceptional code of Route 1?
Yes
Does the area code match the
exceptional code of Route 2?
Yes
Does the area code match the
exceptional code of Route 3?
Yes
Does the area code match the
exceptional code of Route 4?
SLT
Added
Removing
No
and Adding
the dialled
number.
Yes
Removing
No
and Adding
the dialled
number.
Yes
Removing
No
and Adding
the dialled
number.
Yes
Removing
No
and Adding
the dialled
number.
Yes
ISDN-T PT
BTL is
selected.
Route 1 is
selected.
Route 2 is
selected.
Route 3 is
selected.
Route 4 is
selected.