[BlueOnyx:22559] Vacation Message not working.

[Mon Chan]

Dear Sir

The customer enable the vaction message but not working.
We check the log, the error show Deferred: 403 4.7.0 TLS handshake. and
stop to send the reply email.

Please help to check the log at below. and



Dec 17 13:18:11 mail sendmail[15410]: wBH5IBEn015410: from=montest1,
size=359, class=0, nrcpts=1, msgid=<
201812170518.wBH5IBEn015410 at mail.gsnt.net>, relay=montest1 at localhost
Dec 17 13:18:11 mail sendmail[15410]: STARTTLS=client, error: connect
failed=-1, SSL_error=1, errno=0, retry=-1
Dec 17 13:18:11 mail sendmail[15411]: STARTTLS=server, error: accept
failed=0, SSL_error=1, errno=0, retry=-1, relay=localhost [127.0.0.1]
Dec 17 13:18:11 mail sendmail[15410]: STARTTLS=client:
15410:error:14082174:SSL routines:SSL3_CHECK_CERT_AND_ALGORITHM:dh key too
small:s3_clnt.c:3345:
Dec 17 13:18:11 mail sendmail[15410]: ruleset=tls_server, arg1=SOFTWARE,
relay=[127.0.0.1], reject=403 4.7.0 TLS handshake.
Dec 17 13:18:11 mail sendmail[15410]: wBH5IBEn015410: to=mon.chan at gmail.com,
ctladdr=montest1 (989/504), delay=00:00:00, xdelay=00:00:00, mailer=relay,
pri=30359, relay=[127.0.0.1] [127.0.0.1], dsn=4.0.0, stat=Deferred: 403
4.7.0 TLS handshake.
Dec 17 13:18:11 mail sendmail[15411]: STARTTLS=server:
15411:error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake
failure:s3_pkt.c:1275:SSL alert number 40
Dec 17 13:18:11 mail sendmail[15411]: wBH5IBQD015411: localhost [127.0.0.1]
did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
Dec 17 13:18:11 mail sendmail[15406]: wBH5I8jt015400: to="|/usr/local/sbin/
vacation.pl /home/.sites/106/site3/.users/95/montest1/.vacation_msg
montest1", ctladdr=<montest1 at domain.hk> (989/504), delay=00:00:03,
xdelay=00:00:01, mailer=prog, pri=124112, dsn=2.0.0, stat=Sent
Dec 17 13:18:11 mail sendmail[15406]: wBH5I8jt015400: to=\\montest1,
delay=00:00:03, xdelay=00:00:00, mailer=local, pri=124112, dsn=2.0.0,
stat=Sent
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