Electra Elite
Issue 6
System Hardware Manual
1 - 9
DTI-U( ) ETU
(
S7000 or lower
)
The Digital Trunk Interface ETU terminates Fractional T1 (16 DS-0
channels) lines. This ETU contains circuitry for outside ring
detection, holding, dialing, control function, Tie line (E&M), and DID
signaling.
Only the DTI-U30 ETU supports K-CCIS common channel
signaling.
Automatic Number Indication (ANI) is supported.
A combination of Loop Start and Ground Start trunks, DID trunks, or
Tie lines can be used on the ETU. Each trunk is assigned in groups
of four. DTMF or Dial Pulse dialing is supported.
This ETU is installed in slot S4 in the B48-U10 KSU.
The maximum number depends on other Trunk cards installed.
This ETU shares the total number of CO/PBX lines.
DTI-U( ) ETU and PRT(1)-U( ) ETU cannot be used in the
same system.
A CLKG-U( ) Unit must be installed.
1 ETU
16 lines
DTI-U( ) ETU
(
S8000 or higher
)
This ETU can installed in slots S3~S6 in the B48-U10 KSU.
4 ETUs
16 Lines
IPT(4)-U( ) ETU
This IP Gateway ETU is an optional Interface that can combine
trunk calls into Gateway trunks.
This ETU can emulate the following ETUs: TLI(2)-U( ), DID(4)-U( ),
COI(4)/(8)-U( ), or COID(4)/(8)-U( ). Refer to the applicable ETU
assignment for the trunk capacity.
This ETU can be installed in KSU slots that support the applicable
assigned ETU.
The maximum number depends on other trunk cards installed. This
ETU shares the total number of CO/PBX lines in the system.
This ETU also shares the total number of station ports in the
system.
4 ETUs
Variable
IP Gateway Trunks
16 lines
IPT(8)-U( ) ETU
This IP Gateway ETU is an optional Interface that can combine
trunk calls into Gateway trunks.
This ETU can emulate the following ETUs: TLI(2)-U( ), DID(4)-U( ),
COI(4)/(8)-U( ), or COID(4)/(8)-U( ). Refer to the applicable ETU
assignment for the trunk capacity.
This ETU can be installed in KSU slots that support the applicable
assigned ETU.
The maximum number depends on other trunk cards installed. This
ETU shares the total number of CO/PBX lines in the system.
This ETU also shares the total number of station ports in the
system.
4 ETUS
Variable
IP Gateway Trunks
32 lines
Equipment Name
Description
KSU Maximum
Quantities
Содержание ElectraElite 48
Страница 2: ...SYSTEM HARDWARE MANUAL Stock Number 750376 Issue 6 Series 8000 48 ...
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Страница 56: ...1st Tab Chapter 1 Introduction ...
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Страница 78: ...2nd Tab Chapter 2 System Specifications ...
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Страница 102: ...3rd Tab Chapter 3 Hardware Requirements ...
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Страница 110: ...4th Tab Chapter 4 Installing the KSU ...
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Страница 136: ...5th Tab Chapter 5 Installing Electronic Telephone Units ...
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Страница 256: ...6th Tab Chapter 6 Installing Electra Elite Multiline Terminals ...
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Страница 358: ...Electra Elite Issue 6 System Hardware Manual 8 13 Figure 8 15 Removing the Line Panel ...
Страница 363: ...Issue 6 Electra Elite 8 18 Installing Electra Elite IPK and Dterm Series i Equipment Figure 8 21 Installing Base Cover ...
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Страница 396: ...9th Tab Chapter 9 Installing Electra Professional Equipment ...
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Страница 404: ...10th Tab Chapter 10 System Maintenance ...
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Страница 434: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 8000 48 ...
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