I have added a custom url to send sms to my client.
I have added only ping sensor for a host. When the host getting down/up, then it trigger to send sms but am getting an error message in log. Log is given below.
"Error sending "SMS": Number=8801737xxxxxx, Message=HTTP/1.1 403 Forbidden (Sensor/Source/ID: 2120/2119/1)"