ghettoVCB-firewallrule-allow-smtp-outbound.xml

<ConfigRoot>
  <service>
    <id>email</id>
    <rule id="0000">
      <direction>outbound</direction>
      <protocol>tcp</protocol>
      <porttype>dst</porttype>
      <port>25</port>
    </rule>
    <enabled>true</enabled>
    <required>false</required>
  </service>
</ConfigRoot>