#!/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