**
** .pp
** Defines wether to use STARTTLS. If this option is set to ``\fIrequired\fP''
** and the server does not support STARTTLS or there is an error in the
** TLS Handshake, the connection will fail. Setting this to ``\fIenabled\fP''
** will try to start TLS and continue without TLS in case of an error.
**
** .pp
** Defines wether to use STARTTLS. If this option is set to ``\fIrequired\fP''
** and the server does not support STARTTLS or there is an error in the
** TLS Handshake, the connection will fail. Setting this to ``\fIenabled\fP''
** will try to start TLS and continue without TLS in case of an error.