Aastra AXD Especificaciones Pagina 289

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Installation and Maintenance Manual - Aastra 5000 AMT/PTD/PBX/0058/4/6/EN
Description des sous-ensembles 01/2011 Page 289
4.14.14 LI1 card
4.14.14.1Description
The LI1 card allows you to connect together 2 private iPBXs through a direct analogue or
public network line.
The interface described supports the exchange protocols required for the following links:
DID link with COLISEE type public PBXes,
links to other "LO" type private installations,
specific links with WINK-START type manufacturer protocols, etc.
Several types of signalling can be used:
COLISEE pulse signalling for connection to the COLISEE network
COLISEE pulse signalling in master or slave mode for connection to another private
installation,
MF SOCOTEL pulse and state-change line signalling for connection to the COLISEE
network,
L0 pulse signalling for connection to another private installation,
ATT WINK START signalling for connection to another private installation,
RITTER signalling for connection to another private installation.
4.14.14.2Functional description
The LI1 card mainly carries out the following functions:
Integration of TL command signals from the UCV card:
- line seizure
- release
- pulse dialling
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