<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Moin!<div class=""><br class=""></div><div class="">Ich habe hunderte dieser Meldungen auf meinen Gateways, komischerweise nur mit Mails von einem Absender:</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:14:19 smtp1 postfix/qmgr[1271]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: from=<absender>, size=64007139, nrcpt=1 (queue active)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:15:13 smtp1 postfix/smtp[27022]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: to=<empfaenger>, relay=10.201.1.64[10.201.1.64]:25, delay=60, delays=6.8/0/0/54, dsn=4.4.2, status=deferred (lost connection with 10.201.1.64[10.201.1.64] while sending end of data -- message may be sent more than once)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:21:45 smtp1 postfix/qmgr[1271]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: from=<absender>, size=64007139, nrcpt=1 (queue active)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:22:39 smtp1 postfix/smtp[27022]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: to=<empfaenger>, relay=10.201.1.64[10.201.1.64]:25, delay=507, delays=453/0/0/54, dsn=4.4.2, status=deferred (lost connection with 10.201.1.64[10.201.1.64] while sending end of data -- message may be sent more than once)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:31:45 smtp1 postfix/qmgr[1271]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: from=<absender>, size=64007139, nrcpt=1 (queue active)</span></div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal; font-family: Menlo; color: rgb(0, 176, 0); background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Jun 17 14:32:37 smtp1 postfix/smtp[27602]: </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(123, 11, 1);" class=""><b class="">EC7F2AF8C</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">: to=<empfaenger>, relay=10.201.1.64[10.201.1.64]:25, delay=1105, delays=1052/0/0/52, dsn=4.4.2, status=deferred (lost connection with 10.201.1.64[10.201.1.64] while sending end of data -- message may be sent more than once)</span></div></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Und genau wie Postfix sagt: message may be sent more than once</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Alleine 28 mit dieser queue id sind im Backend angekommen, immer an denselben Empfänger.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Ich habe da einen HA-Proxy vor zwei Domino Servern.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Wo würdet ihr zuerst schauen, auf dem Domino Backend?</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Den Admins fällt da nichts auf. Da steht im Log, Mail angenommen und an den Empfänger weitergeleitet.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Firewalls und IPS unterbrechen den Traffic hier nicht. Das habe ich schon geprüft.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Höchstens noch ein VMware-Security-Vodoo, der HA-Proxy läuft auf einem ESXi.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Das tritt nur bei diesem einen Absender auf und wir verarbeiten seit Jahrzehnten >10.000 Mails am Tag. Wenn es da ein grundsätzliches Problem gäbe, wäre das schon früher aufgefallen.</span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div class=""><br class=""><div class="">
<div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div>Viele Grüße!<br class="">Frank</div><div>-- <br class="">Frank Fiene<br class="">IT-Security Manager VEKA Group<br class=""><br class="">Fon: +49 2526 29-6200<br class="">Fax: +49 2526 29-16-6200<br class="">mailto: <a href="mailto:ffiene@veka.com" class="">ffiene@veka.com</a><br class=""><a href="http://www.veka.com" class="">http://www.veka.com</a><br class=""><br class="">PGP-ID: 62112A51<br class="">PGP-Fingerprint: 7E12 D61B 40F0 212D 5A55 765D 2A3B B29B 6211 2A51<br class="">Threema: VZK5NDWW<br class=""><br class="">VEKA AKTIENGESELLSCHAFT <br class="">Dieselstr. 8 <br class="">48324 Sendenhorst <br class="">Deutschland/Germany <br class="">http://www.veka.com <br class=""><br class="">Vorstand/Executive Board: Andreas Hartleif (Vorsitzender/CEO), <br class="">Pascal Heitmar, Josef L. Beckhoff, Elke Hartleif, Dr. Werner Schuler, <br class="">Vorsitzender des Aufsichtsrates/Chairman of Supervisory Board: Dr. Andreas W. Hillebrand <br class=""><br class="">HRB 8282 AG Münster/District Court of Münster</div></div></div>
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