Installation instructions: - Make sure you are root. - Extract tar.gz file (be sure you have the correct arch file for your device). tar -xvzf ppp_arch.tar.gz - Create directories "/opt/n4m" and "/etc/n4m" mkdir /opt/n4m mkdir /etc/n4m - Copy ppp-tracker (ppp) to "/opt/n4m" cp ppp /opt/n4m - Copy ppp-tracker config (ppp.ini) to "/etc/n4m" cp ppp.ini /etc/n4m - Edit /etc/n4m/ppp.ini and set your modem tty and other config params. - If you don't have daemon command, install it. apt-get install daemon - Add this line to your "/etc/rc.local" file (before the "exit" command if exists) daemon -r -n ppp -E daemon.err -L 60 -- /opt/n4m/ppp - To launch the ppp-tracker, reboot your device or execute manually the added line to "/etc/rc.local" file. - To stop ppp-tracker, execute "daemon -n ppp --stop" or "daemon -n ppp --restart" to restart ppp-tracker. See daemon's man page for more options. If all previous steps have been executed without problem, you should see "ppp" network interface executing "ifconfig" command. You can trace ppp-tracker issues in system log file "/var/log/syslog", searching for "ppp" label.