<authentication>smtp-auth</authentication>
<!-- none (server grants access based on IP address),
plain (smtp-auth , RFC 2554, 4954), secure (smtp-auth, RFC 2554, 4954) (see incoming),
smtp-after-pop (authenticate to incoming mail server first
before contacting the smtp server)-->
<!-- TODO auth types like incoming? -->
<addThisServer>true</addThisServer>
<useGlobalPreferredServer>true</useGlobalPreferredServer>