TEMA TELECOMUNICAZIONI SRL
GSM Gateway Interface DIAL-112
MAS-DIAL112-REV06EN
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2. CHARACTERISTICS OF DIAL-112
DIAL-112 main features are
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1-2 bult-in GSM quad-band (850/900/1800/1900 MHz) engines
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Compatible with 1.8V to 3V SIM CARD
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DISA service for PBX’s direct internal selection
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T0 BRI Euro-ISDN Point-to-Point or Point-to-Multipoint Connection
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USB Connection for PC programming, without dedicated software
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Programmable via local phone or remotely, via DTMF tones
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Loudness setting in TX/RX independently on both GSM channels
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Flexible and optimized management of the system’s SIM cards
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LED indications of system status
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Save / restore of all system parameters in / from a file backup archive
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System configuration file saving on a plain text file for archive or verify
Services for outbound calls (converted from the wired line network to GSM)
DIAL-112 allows making direct calls to cellular telephones using the GSM network, which is
more cost-effective than calling from a wired line. Moreover:
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Call by call conversation timeout with time recharge option
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Table for inhibiting outbound calls to complete unwanted numbers or to unwanted prefixes,
possibility to inhibite all the outbound calls, so all inbound calls will be privileged.
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Possibility of SIM identity hiding of the GSM modules to the called number
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Possibility of counting minutes of traffic for outgoing calls, with the possible blocking of
outgoing calls following to the end of credit or sending SMS text alerts
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Access to the module for local programming via DTMF
Services for inbound calls (converted from GSM to wired line)
DIAL-112 receives calls from the GSM network and reroutes them to the PBX (or telephone) in
wired line ISDN mode. Moreover:
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Possibility of rejecting all incoming calls or anonymous incoming calls
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Table for inhibiting unwanted callers (rejecting incoming calls)
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Sending the caller-ID (CLI) to the downstream ISDN device
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No timeout on incoming calls
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Access to the remote programming via DTMF
Additional functions
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Smart callback: for the automated diversion of the call back to the PBX’s internal
extension (outgoing calls)
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SMS callback: similar to the previous service, the caller that have not reply or is busy will
receive a SMS with predefined text
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GSM module selection: depending on the chosen B channel of the ISDN BRI line
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Alarm contacts: 2 contacts of external input for Alarm / Remote Notification service via
SMS
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Output contacts: 2 internal relays contact for remote control of low power devices, in
impulse or stable mode (future implementation)
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CLI-based automatic routing service: Service to automatically route the caller based on
his CLI to an internal extension target
