User's Manual

CHAPTER2
InstallingtheRTU
12
entering the GSMSTAT command. This command returns a list of GSM
parameters:
# gsmstat
42395 gsmstat
Power supply on: yes
DTR on: yes
DCD on: yes
RI on: no
RTS on: yes
CTS on: no
Modem on: yes
Modem present: yes
Modem initialized:yes
SIM card present: yes
PIN required: yes
PIN accepted: yes
PIN count: 3
PUK required: no
GSM network: registered
Operator: T-Mobile Austria
Signal quality: 31 99
Phone call: no
GPRS network: registered
IP address: 10.11.12.13
TCP connection: 216.163.137.68
0
#
The above system output shows that:
• The GSM/GPRS modem is present and activated (Power supply
on).
• A valid SIM card is inserted (SIM card present).
• The SIM card was activated with the valid PIN code (PIN
accepted).
• A GSM network was detected with the operator name T-Mobile
Austria (Operator).
• The signal quality 31 (maximum) and the bit error rate could not
yet be determined.
• The RTU is registered in the GPRS network (GPRS network)
• The IP address of the RTU is 10.11.12.13 (IP address)
• A connection is active to a gateway with IP address
216.163.137.68 (TCP connection)