Conditions Note[Caller ID Modification]If "–" is included in the received Call ID, it is ignored by the Call IDmodification.[Caller ID Modification by Length of Digits]• The length of digits for National must be set smaller thanInternational.• It is possible to specify whether to modify the caller ID receivedfrom an Analog trunk or SIP trunk.[Caller ID Modification by Leading numbers]The Modification table has 10 entries. It is possible to make anexception setting in case the caller's number does not match any ofthe 10 set entries.[DDI/DIL distribution]When the modified number is not registered in System SpeedDialing table, or the setting of the incoming call destination for eachmodified number does not exist, the call will be handled using theDDI/DIL distribution methods specified for each trunk. The call isdisconnected when DDI/DIL settings are not programmed.Refer to 3.1.2 Direct InwardDialing (DID)/Direct Dialing In(DDI)PIL Reference2.4.4 PBX Configuration—[3-4] Trunk—Caller ID Modify & Block2.6 PBX Configuration—[5] System Speed Dialing3.1.2 Direct Inward Dialing (DID)/Direct Dialing In (DDI)DescriptionProvides automatic direction of an incoming call with a DID/DDI number to a preprogrammed destination.Each DID/DDI number has a destination for each time mode (day/lunch/night).Incoming calls with DID/DDI numbers that match extension numbers at this PBX will be sent to thecorresponding extension.For other incoming trunk call distribution methods, the priority of methods is as follows:1. CLI Destination2. DID/DDI3. DILImportantFWD No Answer Time is used as the timer for forced call disconnection. For more information, refer to3.1.9 Call Forwarding (FWD).Conditions NoteDID/DDI can be enabled or disabled for each SIP carrier in thesystem.When DID/DDI is disabled, DILwill operate. Refer to 3.1.3 DirectIn Line (DIL)3.1.2 Direct Inward Dialing (DID)/Direct Dialing In (DDI)Feature Manual 23