Panasonic KX-TD1232E, Installation Manual

Page: 190 / 713

I
3 Features
3-88 Features
I
ntegrated Services Digital Network (ISDN)
Description
The system can manage a call received from the ISDN line by
point-to-point or point-to-multi-point configuration.
An optional ISDN Line Card/Unit, KX-TD280, KX-TD281, KX-
TD282 or KX-TD286 is required.
Point-to-point
A call received through one ISDN port is sent directly to a specific
extension using a Direct Dialling In (DDI) service.
Point-to-multi-point
One ISDN port can support a maximum of ten Multiple Subscriber
Numbers (MSN). A call received through an ISDN port is sent
directly to the pre-assigned extension if the dialled number matches
the stored MSN.
Flow chart of required programs for ISDN
Disable
Select the ISDN ring service, DDI, MSN, or
Disable in programs [420]–[429] “ISDN Ring
Service Assignment – Day / Night.”
A received number is converted as program
[111] “ISDN DDI / MSN Removed Digit
/Added Number Assignment.” The extensions which are assigned in
program [407]–[408] “DIL 1:1
Extension – Day / Night” receive calls.
DDI
MSN
The system searches for the
converted number in program [437]
“Multiple Subscriber Number Set.” The system searches for the
converted number in program [150]
“ISDN DDI Translation Table.”
DDI MSN
A call is received at the pre-assigned
extension, assigned in programs
[438]–[439] “Extension Ringing
Assignment – Day / Night for ISDN,”
directly using the MSN ringing
service. (Refer to the MSN Ringing
Service feature.) A call is received at a specific
extension, assigned in programs
[151]–[152] “ISDN DDI Ringing
Assignment – Day / Night,”
directly using the DDI service.
(Refer to the DDI feature.)
DDI MSN
The extensions which are
assigned in program [603]–
[604] “DIL 1:N Extension
and Delayed Ringing – Day /
Night” receive calls.
Disable