smssend.sh

#!/bin/bash

if [ -n "$1" ]; then
    TO=55$1
else
    read -p "To ex: 8199999999: " TO
    TO="55${TO}"
fi

if [ -n "$2" ]; then
    MSG=$2
else
    read -p "Message: " MSG
fi

echo -e "From: [Seu nome ou telefone]\nTo: ${TO}\n\n${MSG}" > /var/spool/sms/outgoing/sms.$$