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Incoming call settings parameter defines device action during incoming call:
▪ Do Nothing (BT HF).
▪ Hangup – Automatically hang up an incoming call.
▪ Report Position – Report position to calling number via SMS.
▪ Auto Answer (HF) – Auto answer an incoming call if device is paired with a hands-free kit.
▪ Man-Down – Auto answer incoming call if Man-Down event is detected
▪ Info SMS – Send info SMS to incoming call number and hang up the incoming call.
Info SMS format:
Date: <date> Time: <time>; IMEI: <imei>; Version: <version>; BatLvl: <batlvl>; OpId:
<operator_id>; GSMSignLvl: <gsm_signal_level>
▪ Power Off – Hang up incoming call and turn device off.
▪ Send GPRS Data – Hang up incoming call and start sending records to server.
▪ Auto Geofencing Off – Turn off Auto Geofence scenario.
When Number Check Settings option is enabled, numbers with "+" symbols will be used as
international and numbers without it - as local/unknown.
TMT250 works in synchronized GPS time which is UTC+0, with this option customer can
configure the time zone and get SMS messages with correct time.
5.7
GSM Operators, Roaming, Blacklist Operator list
TMT250 can work in different modes (use different settings) according to the operator list
defined. Operator list is used for Data Acquisition mode switching (see Data Acquisition Mode
settings section for more details). Modes are changed based on GSM operator TMT250 is
connected to.
Figure 10 SMS/Call Settings configuration
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