Document Revision 1 Electra Elite IPK II
2 - 804 T1 Trunking (with ANI/DNIS Compatibility)
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A VRS and play a VRS message to the caller
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A Department Group pilot number
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A trunk Ring Group
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Route According to DID Translation Table or Abbreviated Dial Bins
Calls can be routed based on either the number of digits defined in Program 22-09-01 (digits 1~8)
or by digits entered in Abbreviated Dial bins in Program 13-04-01.
ANI/DNIS Data Displayed as Caller ID Data
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Data Error and Unanswered Call Handling
If a call can not be completed, send it to a predetermined Ring Group or play supervisory tones to
the caller.
Conditions
T1 Trunking requires a T1/PRI Interface ETU and a customer-provided CSU/DSU to
interface with the Telco. Consult your sales representative and the system Hardware
Manual for additional details.
ANI/DNIS Compatibility requires the use of system DTMF receivers. When all receivers are
busy, the incoming ANI/DNIS call waits for a receiver to become available.
The ANI/DNIS/Address data received from the Telco can be up to 10 digits long.
An extension’s Class of Service (Program 20-09-02) determines whether ANI information is
displayed.
Refer to Dial Tone Detection on page 2-267 for the specifics on how the system detects dial
tone.
The T1 tie line can be used for networking.
The T1/PRI Interface ETU provides tie line service. All programming parameters are the
same as those used for analog Tie lines (except for the additional T1/PRI Interface ETU
settings).
DTI-U(40) ETUs can be installed in any Interface slot (1~8) of any cabinet (1~3).
The DTI-U(40) ETU supports Dial Pulse and DTMF signaling.
With an Electra Elite IPK II - Expanded Port Package, up to 192 T1 trunks can be assigned.
You can use T1 trunks in place of standard analog trunks. The procedures for placing and
answering calls are the same for both types of trunks.
The T1/PRI Interface ETU provides DID service. All programming parameters are the same
as those used for analog DID trunks (except for the additional T1/PRI Interface ETU
settings).