Send SMS from Synology NAS
To make your Synologys NAS-units send SMS URL: http://sms.ballou.se/http/get/SendSms.php?UN=Username&PW=Password&O=Synology&api_id=123456&D=46700000000&LONGSMS=true&M=Hello+World
Next step you just map the parameters you need to use (Username, Password, Message och Mobile phone). You also need to add 2 recievers.
When this is done you can try to send a test message from you Synology NAS to verify that all is OK.