配置openldap使用SSL连接

realmars2008

按照上面的配置方式，在客户端机器上运行 “openssl s_client -connect ldapserver.foo.com:636 -showcerts -state -CAfile /etc /openldap/cacerts/cacert.pem“时得到以下错误：

CONNECTED(00000003)
140466123016008:error:140790E5:SSL routines:SSL23_WRITE:ssl handshake failure:s23_lib.c:184:
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no peer certificate available
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No client certificate CA names sent
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SSL handshake has read 0 bytes and written 113 bytes
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New, (NONE), Cipher is (NONE)
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
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请问是什么地方的问题，如何解决？谢谢！