Axis 2n SingleTalk User Manual page 48

GSM Gateway Connection
Advantages and disadvantages
This is a rather costly solution for places where no telephone line is available.
Cautions
Back up the GSM gateway reliably in case of power outage.
With a pre-paid SIM card, ensure credit monitoring and on-time
charging.
Tips
Verify the signal coverage and intensity in the place before selecting
your GSM provider.
Choose the optimum location for your antenna.
Use an external directional antenna for places with a bad signal quality.
Ensure that your GSM gateway function will go on working upon power
failure without the need to enter the PIN.
Safeguard the GSM gateway SIM card against misappropriation.
PBX Connection
Advantages and disadvantages
This is the cheapest connecting option wherever a PBX and an unoccupied PBX line
are available. Where the
only, its operation costs are zero.
Caution
Make sure that your PBX is protected against power outage. In the event
of power outage, non-backed-up PBXs switch over some of their lines
directly to CO lines and, in that case, the
if a prefix is used! For a smart solution see the Tips below.
2N TELEKOMUNIKACE a.s., www.2n.cz
ST is connected to a non-stop well-trained service personnel
ST may call another subscriber
48/82