Email configuration linux

Hello guys, i need help with the configuration of email on Alfresco!!

i'm at alfresco-global.properties and wrote there:

notification.email.siteinvite = true

mail.host = smtp.google.com
mail.port = 465
mail.username =
mail.password = mypassword
mail.protocol = smtps
mail.smtps.starttls.enabled=true
mail.smtps.auth = true
mail.encoding=UTF-8

email.server.enabled=true
email.server.port = 25
email.server.domain = mydomain.com.br

Restarted alfresco, created a new folder with a new rule to send email whenever a new file is added to that foldar.
After that i put a file in this new folder, but none email is send to my email

What should i do??

Sorry for bad english, it is not my native language.

Thanks