Allright, this is what i've got:
Code:
zimbra@thinkpad:/home/admin$ postconf mynetworks
mynetworks = 127.0.0.0/8 10.0.0.0/24
zimbra@thinkpad:/home/admin$ zmprov getServer thinkpad.maas-martin.nl | grep zimbraMtaMyNetworks
zimbraMtaMyNetworks: 127.0.0.0/8 10.0.0.0/24
zimbra@thinkpad:/home/admin$
If I'm reading the article right: this is correct (?).
Below is a full session of trying to send an email through the webinterface: Not one error I'm afraid...
Code:
zimbra@thinkpad:/home/admin$ tail -f /var/log/zimbra.log
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: antispam: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: antivirus: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: ldap: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: logger: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: mailbox: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: mta: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: snmp: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: spell: Running
Sep 25 18:24:07 thinkpad zimbramon[8271]: 8271:info: 2007-09-25 18:24:01, STATUS: thinkpad.maas-martin.nl: stats: Stopped
Sep 25 18:24:07 thinkpad CRON[8270]: (pam_unix) session closed for user zimbra
Sep 25 18:25:01 thinkpad CRON[8443]: (pam_unix) session opened for user zimbra by (uid=0)
Sep 25 18:25:01 thinkpad CRON[8443]: (pam_unix) session closed for user zimbra
Sep 25 18:26:01 thinkpad CRON[8514]: (pam_unix) session opened for user zimbra by (uid=0)
Sep 25 18:26:06 thinkpad zmtomcatmgr[8620]: status requested
Sep 25 18:26:06 thinkpad zmtomcatmgr[8620]: status OK
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: antispam: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: antivirus: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: ldap: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: logger: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: mailbox: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: mta: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: snmp: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: spell: Running
Sep 25 18:26:08 thinkpad zimbramon[8515]: 8515:info: 2007-09-25 18:26:01, STATUS: thinkpad.maas-martin.nl: stats: Stopped
Sep 25 18:26:08 thinkpad CRON[8514]: (pam_unix) session closed for user zimbra
Sep 25 18:26:33 thinkpad postfix/smtpd[8668]: connect from unknown[201.66.150.21]
Sep 25 18:26:35 thinkpad postfix/smtpd[8668]: NOQUEUE: reject: RCPT from unknown[201.66.150.21]: 550 : Recipient address rejected: maas-martin.nl; from= to= proto=SMTP helo=
Sep 25 18:26:35 thinkpad postfix/smtpd[8668]: lost connection after RCPT from unknown[201.66.150.21]
Sep 25 18:26:35 thinkpad postfix/smtpd[8668]: disconnect from unknown[201.66.150.21]
Aside from the obvious spammer

there's nothing there that tells us whats wrong.
However, perhaps the following log excerpt may tell us more...
Code:
zimbra@thinkpad:/home/admin$ tail -f /opt/zimbra/log/mailbox.log
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
at java.net.Socket.connect(Socket.java:518)
at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:230)
at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:189)
at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1250)
... 10 more
2007-09-25 18:27:50,300 INFO [Timer-0] [] SessionCache - Removed 1 idle sessions (AdminSession: 1). 5 active sessions remain.
2007-09-25 18:32:23,652 INFO [http-443-Processor48] [name=mark@maas-martin.nl;mid=3;ip=10.0.0.56;ua=ZimbraWebClient - (Linux)/4.5.7_GA_1319.UBUNTU6;] SendMsg - LC(mbox=6ea4a591-8d03-47f3-9a62-97643d003876, sessions=[20])
2007-09-25 18:32:23,825 INFO [http-443-Processor48] [name=mark@maas-martin.nl;mid=3;ip=10.0.0.56;ua=ZimbraWebClient - (Linux)/4.5.7_GA_1319.UBUNTU6;] mailbox - Added message id=56171 digest=HjcMTCcMMEDIDM2MUKbIIaFokzY= mailbox=3 rcpt=:API:
2007-09-25 18:32:23,884 WARN [http-443-Processor48] [name=mark@maas-martin.nl;mid=3;ip=10.0.0.56;ua=ZimbraWebClient - (Linux)/4.5.7_GA_1319.UBUNTU6;] MailSender - exception occurred during SendMsg
com.zimbra.cs.mailbox.MailSender$SafeMessagingException: Connection refused; chained exception is:
java.net.ConnectException: Connection refused
at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1282)
at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)
at javax.mail.Service.connect(Service.java:275)
at javax.mail.Service.connect(Service.java:156)
at javax.mail.Service.connect(Service.java:105)
at javax.mail.Transport.send0(Transport.java:168)
at javax.mail.Transport.send(Transport.java:98)
at com.zimbra.cs.mailbox.MailSender.sendMessage(MailSender.java:369)
at com.zimbra.cs.mailbox.MailSender.sendMimeMessage(MailSender.java:248)
at com.zimbra.cs.mailbox.MailSender.sendMimeMessage(MailSender.java:124)
at com.zimbra.cs.operation.SendMsgOperation.callback(SendMsgOperation.java:114)
at com.zimbra.cs.operation.Operation.schedule(Operation.java:190)
at com.zimbra.cs.service.mail.SendMsg.handle(SendMsg.java:140)
at com.zimbra.soap.SoapEngine.dispatchRequest(SoapEngine.java:276)
at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.java:173)
at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.java:95)
at com.zimbra.soap.SoapServlet.doPost(SoapServlet.java:221)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
at com.zimbra.cs.servlet.ZimbraServlet.service(ZimbraServlet.java:162)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:541)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:667)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:619)
2007-09-25 18:32:23,886 INFO [http-443-Processor48] [name=mark@maas-martin.nl;mid=3;ip=10.0.0.56;ua=ZimbraWebClient - (Linux)/4.5.7_GA_1319.UBUNTU6;] SoapEngine - handler exception
com.zimbra.common.service.ServiceException: system failure: MessagingException
at com.zimbra.common.service.ServiceException.FAILURE(ServiceException.java:175)
at com.zimbra.cs.mailbox.MailSender.sendMimeMessage(MailSender.java:307)
at com.zimbra.cs.mailbox.MailSender.sendMimeMessage(MailSender.java:124)
at com.zimbra.cs.operation.SendMsgOperation.callback(SendMsgOperation.java:114)
at com.zimbra.cs.operation.Operation.schedule(Operation.java:190)
at com.zimbra.cs.service.mail.SendMsg.handle(SendMsg.java:140)
at com.zimbra.soap.SoapEngine.dispatchRequest(SoapEngine.java:276)
at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.java:173)
at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.java:95)
at com.zimbra.soap.SoapServlet.doPost(SoapServlet.java:221)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
at com.zimbra.cs.servlet.ZimbraServlet.service(ZimbraServlet.java:162)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:541)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:667)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:619)
Caused by: com.zimbra.cs.mailbox.MailSender$SafeMessagingException: Connection refused; chained exception is:
java.net.ConnectException: Connection refused
at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1282)
at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:370)
at javax.mail.Service.connect(Service.java:275)
at javax.mail.Service.connect(Service.java:156)
at javax.mail.Service.connect(Service.java:105)
at javax.mail.Transport.send0(Transport.java:168)
at javax.mail.Transport.send(Transport.java:98)
at com.zimbra.cs.mailbox.MailSender.sendMessage(MailSender.java:369)
at com.zimbra.cs.mailbox.MailSender.sendMimeMessage(MailSender.java:248)
... 26 more