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Issue 6
Equipment Name
The Integrated Service Digital Network (ISDN) - Primary Rate
Interface (PRI) is a Public Switched Telephone Network (PSTN)
service that provides 16B channels and a D channel (16B + D) for
voice call trunking. The B channels have 16 CO/PBX connections.
Caller ID is supported.
PRT(1)-U( ) ETU
This ETU is installed in slot S4 in the B48-U10 KSU (S7000 or
(S7000 or lower)
lower).
The maximum number depends on other Trunks installed.
This ETU shares the total number of CO/PBX lines in the system.
A CLKG-U( ) Unit must be installed.
This ETU can be installed in slots S3~S6 in the B48-U10 KSU.
PRT(1)-U( ) ETU
(S8000 or higher)
The Tie Line Interface ETU supports the termination and operation
of up to two E&M Tie lines (4-wire, type I and type V, and 10/20 pps
Dial Pulse or DTMF).
TLI(2)-U( ) ETU
This ETU is installed in slots S3~S6 in the B48-U10 KSU.
The maximum number depends on other Trunk cards installed.
This ETU shares the total number of CO/PBX lines in the system.
The Multiline Conference Bridge feature allows any intercom user or
any outside party calling a port of the CNF(8)-U( ) to join or make a
multiparty conference call.
This ETU supports one 8-party conference or two 4-party
conferences regulated by a switch setting.
CNF(8)-U( ) ETU
This ETU is installed in slots S2~S7 in the B48-U10 KSU.
The system recognizes this ETU as SLI(8)-U10 ETU.
This ETU shares the total number of station ports in the system.
This ETU is a 4-, 8-, 12-, or 16-port Digital Voice Mail system with
ports that can support TeLANophy, inbound/outbound faxing, and
Hospitality/HVM applications.
CTI/VP(4)/(8)/(12)
/(16)-U( ) ETU
It can be installed in one of the S2~S7 interface slots. Slot S7 is
recommended.
This ETU shares the total number of station ports in the system.
1 - 10
Description
PRT(1)-U( ) and DTI-U( ) cannot be used in the same system.
Immediate, wink start, second dial tone, and Delay dial
signaling can be combined on this ETU.
Station Electronic Telephone Units
Electra Elite
KSU Maximum
Quantities
1 ETU
16 lines
4 ETUs
16 Lines
4 ETUs
8 Tie lines
2 ETUs
(16 Conference Ports)
1 ETU
Introduction
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