sigmon - Vodafone 3G/GPRS datacard signal strength monitor

sigmon is a simple script that assumes that the third port  of  the  datacard  is  /dev/ttyUSB2.  If  the
       datacard  is  not  the  first USB device registered the script must be modified to correct the port name.
       Read /var/log/messages to find the correct port name.

sigmon requires comgt to be installed so that it appears in the current search path when sigmon is run.

                                                22 January, 2005                                       sigmon(1)

sigmon  is  a  command  line tool for monitoring the signal strength seen by a Vodafone 3G/GPRS datacard.
       Once started, it queries the datacard for the signal strength and displays it every 5 seconds. Use Ctrl/C
       to stop the signal strength display and exit from sigmon

       sigmon - Vodafone 3G/GPRS datacard signal strength monitor

-?
                      gives brief usage details

sigmon-?