Describe your environment: JBoss Portal 2.6.4 - GA Downloaded from jboss.org JBoss AS Version (comes with the bundle) Tomcat (other details cannot locate) KUbuntu I tried to set-up my email server configuration and encoded this: jboss:service=Mail portal:service=Module,type=IdentityServiceController -1 smtp.gmail.com xmarterportalmaster(a)gmail.com jarredmartin false 100000 10000 java:portal/MailModule I tried to enable the email validation user registration of IdentityPortlet and encoded this: <subscription-mode>jbp_identity_validation_approval_workflow</subscription-mode> <admin-subscription-mode>jbp_identity_validation_approval_workflow</admin-subscription-mode> <!-- overwrite-workflow: overwrites existing process definitions --> <overwrite-workflow>true</overwrite-workflow> <!-- email-domain: used in the email template sent for email verification --> <email-domain>gmail.comm</email-domain> <!-- email-from: sender address --> <email-from&gt;xmarterportalmaster(a)gmail.com&lt;/email-from&gt; Problem: I tried to register a user but got no email for the validation. Can anyone help me? Thanks! View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4256791#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...