NEC Xen IPK Features & Specifications Manual page 268

July 2003
258 – D8
change the ringing pattern (default: A) for an incoming DID call.
Use Memory Block 2-09 (DID Limit to Tenant Assignment) to specify
the number of calls allowed to ring at a specified Tenant.
Use Memory Block 3-14 (Tie Line Type Assignment) to assign loop
supervision for each trunk associated with a tie line to 2nd DIAL
(default), IMMEDIATE, DELAY or WINK.
Use Memory Block 7-1 (Card Interface Slot Assignment) to specify the
DID(4)-U( ) ETU.
Memory Block 1-4-21 cannot be the same as the physical extension,
CAR, ACD/UCD/SCD pilot number.
Restrictions
When DID Full Digit Modification is used the uniform numbering
networking cannot be used for incoming DID calls.
DID calls may be directed to the Automated Attendant. Refer to the
Automated Attendant feature.
A DID calls may be directed to the Automated Attendant. Refer to the
Automated Attendant feature.
When an incoming DID call changes to normal ringing, the call is still
counted toward the number of effective calls to the Tenant.
If the number of DID incoming calls is over the limit, and DID Forward
Station Number for Undefined Digit is active, forwarding is not
activated and the outside party receives a Burst Tone.
General
If the number of DID incoming calls is not over the limit, and DID
Forward Station Number for Busy Station or Undefined Digit is active,
forwarding is activated.
A maximum of 16 DID(4)-U( ) ETUs can be installed in the Xen IPK
Expanded system. A maximum of 4 DID(4)-U( ) ETUs can be installed
in the Xen IPK Basic system. Each DID(4)-U( ) ETU provides
connection circuitry to handle up to four DID lines. The Xen IPK
Expanded system total of 64 trunks and the Xen IPK Basic system
total of 16 trunks must be adhered to.
Each port of the DID(4)-U( ) ETU can be programmed to receive
DTMF or Dial Pulse (10 pps or 20 pps) signalling.
Any of the following methods of loop supervision can be used for DID
lines. This is selectable by System Programming per trunk:
Immediate Start
Wink Start
NEC Business Solutions Ltd
Delay Start
Second Dial Tone
Direct Inward Dialling (DID)