DCN-2 CENTRAL EXCHANGE
User Manual
armtel.com
page
21/44
© Armtel
ENG
comprises 15 bidirectional interfaces of analogue lines and 60 discrete bidirectional control
lines for terminal device connecting, as well as a digital E1 interface to connect to the central
station of DCN type.
1.3.6 Multichannel communications recorder
The connections of any DCN system subscriber can be duplicated to the separate
channel of
communications recorder, connected to the same central exchange unit. DCN
system allows using of standard digital multichannel communications recorders via E1
stream of various producers. The multichannel communications recorder
is connected to E1
stream in
a terminal device mode, using up to 30 channels for recording with the audio
bandwidth from 0,3 to 3,4 kHz.
1.3.7 E1/IPN E1/IPN module for DCN IP Gateway
E1/IPN module for DCN IP Gateway is designed for direct simplex communication
between the subscriber devices of digital PA/GA intercom systems DCN and IPN
manufactured by LLC Armtel, the call of IPN group from the subscriber devices of DCN
system, as well as inclusion of DCN subscriber or group into IPN call group, output calls from
SIP-devices to the subscribers or groups of IPN system, the translation of connection priority
levels between IPN and DCN systems, transmission of status information for busy and call
indication between the subscribers of IPN and DCN communication systems.
1.3.8 E1/SIP module for DCN IP Gateway
E1/SIP module for DCN IP Gateway is designed for: communication between the
subscriber devices of DCN digital communication system and SIP-devices, presented in an
enterprise IP network; transmission of a status indication of SIP-devices connected to it to
the subscriber devices of DCN-2 communication system, as well as the subscriber devices of
DCN-2 communication system to SIP-devices; organization of up to 15 voice communication
channels and signaling exchange between the central exchange units of DCN system via IP
network; performing calls between the PABX subscribers, connected through ISDN PRI and
SIP-devices, presented in an enterprise IP-network; remote configuration and monitoring via
IP network.
1.3.9 E1/FTP module for DCN IP Gateway
E1/FTP module for DCN IP Gateway is designed for organization at the external FTP-
server of a storage for audio information transmitted via E1 stream from the PA/GA intercom
system DCN. This storage is used for realization of specific communication functions,
performing recording and replaying of speech fragments.
Summary of Contents for ARMT.665200.003UM
Page 1: ...DCN 2 Central Exchange ARMT 665200 003UM User Manual Document version 13 26 30 11 110 2021 ENG...
Page 2: ...armtel com Armtel info armtel com...
Page 46: ...DCN 2 CENTRAL EXCHANGE User Manual page 44 44 armtel com Armtel info armtel com ENG FOR NOTES...
