--get the destination by argument and set the forwarding destination
    destination = argv[1];

    if enabled == "true" and destination then
        forward_all_destination = destination;
        log.warning("[FORWRDING] Destination for ".. destination_extension .." has been set to " .. argv[1] .. "\n");
    end

--get the forward destination
    if enabled == "true" and empty(forward_all_destination) and not destination then
        forward_all_destination = session:playAndGetDigits(min_digits, max_digits, max_tries, digit_timeout, "#", sounds_dir.."/"..default_language.."/"..default_dialect.."/"..default_voice.."/ivr/ivr-enter_destination_telephone_number.wav", "", "\\d+");
        if empty(forward_all_destination) then return end
    end