问使用Spring连接没有配置"require_ssl_reuse=NO“的FTP服务器(ubuntu上的vsftpd)

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Caused by: org.springframework.messaging.MessagingException: Failed to write to '/ftp/upload/test.txt.writing' while uploading the file; nested exception is java.io.IOException: Failed to write to '/ftp/upload/test.txt.writing'. Server replied with: 522 SSL connection failed; session reuse required: see require_ssl_reuse option in vsftpd.conf man page

<beans:bean id="ftpSessionFactory" class="org.springframework.integration.ftp.session.DefaultFtpsSessionFactory">
<beans:property name="host" value="202.101.1.106"/>
<beans:property name="port" value="21"/>
<beans:property name="username" value="tom"/>
<beans:property name="password" value="tom"/>
<beans:property name='clientMode' value='2'/>
<beans:property name='protocols' value='TLSv1, SSLv3'/>
</beans:bean>