#!/bin/sh # Modem device DEV=/dev/ttyUSB1 # Destination mumber DESTNUM="0600000000" # Message SMS="Coucou du routeur ! :-)" # we need to put sleep 1 to slow down commands for modem to process echo -e "ATZ\r" >$DEV sleep 1 echo -e "AT+CMGF=1\r" >$DEV sleep 1 echo -e "AT+CMGS=\"$DESTNUM\"\r" >$DEV sleep 1 echo -e "$SMS\x1A" >$DEV