Nortel-networks Circuit Card Bedienungsanleitung Seite 60

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Page 60 of 906 Overview
553-3001-211 Standard 3.00 August 2005
Each of the trunk cards was designed to fit a specific system need. Use
Table 7 to help select the trunk card that will best meet system needs.
NT8D14 Universal Trunk card
The NT8D14 Universal Trunk card is an intelligent four-channel trunk card
that is designed to be used in a variety of applications. It supports the
following five trunk types:
Central office (CO), Foreign Exchange (FEX), and Wide Area
Telephone Service (WATS) trunks
Direct Inward Dial (DID) trunks
TIE trunks: two-way Loop Dial Repeating (LDR) and two-way loop
Outgoing Automatic Incoming Dial (OAID)
Recorded Announcement (RAN) trunks
Paging (PAG) trunks
Table 7
Trunk card characteristics
Part
Number
Description Trunks Trunk Types Architecture
NT8D14 Universal Trunk card 8 CO/FX/WATS trunks*,
direct inward dial trunks,
TIE trunks,
Loop Dial Repeating trunks
Recorded Announcement
trunks,
Paging trunks
IPE
NT8D15 E&M Trunk card 4 2-wire E&M trunks,
4-wire E&M trunks,
4-wire DX trunks,
Paging trunks
IPE
NTCK16 Generic Central Office
Trunk card
8 CO trunks IPE
* Central office (CO), Foreign Exchange (FX), and Wide Area Telephone Service (WATS) trunks.
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