On Sun, Mar 14, 2010 at 04:34:41PM +0100, Richard van den Berg wrote:

> Mar 14 08:47:04 majoron postfix/smtpd[31776]: SSL_accept:error in SSLv3 
> read client certificate A

Various SMTP clients are known to mis-handle requests for client
certificates.

You have not posted your "postconf -n" output as instructed in the list
welcome message and http://www.postfix.org/DEBUG_README.html#mail. This
said, it is clear that you have set "smtpd_tls_ask_ccert = yes". This
setting is not recommended for port 25 on MX hosts.

    http://www.postfix.org/TLS_README.html#server_vrfy_client


> Mar 14 08:47:04 majoron postfix/smtpd[31776]: SSL_accept error from 
> 82-171-xxx-yyy.ip.telfort.nl[82.171.xxx.yyy]: -1
> Mar 14 08:47:04 majoron postfix/smtpd[31776]: warning: TLS library problem: 
> 31776:error:0D0C50A1:asn1 encoding routines:ASN1_item_verify:unknown 
> message digest algorithm:a_verify.c:146:

This client has problems when client certs are requested.

-- 
        Viktor.

P.S. Morgan Stanley is looking for a New York City based, Senior Unix
system/email administrator to architect and sustain our perimeter email
environment.  If you are interested, please drop me a note.

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