Tomcat mail configuration
From OpenKM Documentation
<Resource
name="mail/Session"
type="javax.mail.Session"
auth="Container"
mail.smtp.host="mydomain IP address"
mail.smtp.auth="true"
username="my email account username"
password="the email account password"
mail.user="my email account username"
mail.password="the email account password"
mail.port="25"
mail.transport.protocol="smtp"
mail.debug="true"/>