> -----Original Message----- > From: CentOS [mailto:centos-bounces at centos.org] On Behalf Of > tdukes at palmettoshopper.com > Sent: Monday, July 23, 2018 9:28 PM > To: CentOS mailing list > Subject: Re: [CentOS] Mail has quit working > > > > > -------- Original Message -------- > Subject: Re: [CentOS] Mail has quit working > From: Nataraj <incoming-centos at rjl.com> > Date: Mon, July 23, 2018 9:01 pm > To: centos at centos.org > > On 07/23/2018 03:39 PM, TE Dukes wrote: > > Hello, > > > > Mail has come to an abrupt stop. Running C7, postfix and dovecot. Using > > Roundcube as the client. > > > > Mail stopped working Saturday and I cannot figure was has happened. I > have > > not touched this server except to upgrade packages. I believe Roundcube > was > > updated maybe a week ago but know I was getting mail since then. > > > > Crond is no longer send mail. I checked /var/spool/mail as well as /Maildir > > in home directories. Zero byte files. > > > > Checked all logs and the only thing I could find was in /var/log/maillog : > > warning hostname localhost does not resolve to address 127.0.0.1 > > > > I corrected that by changing inet_interfaces to localhost from all in > > postfix.cf > > > > When I try to log in with Roundcube, it just times out. > > > > I'm stuck! > > > > TIA for any suggestions!! > > > > _______________________________________________ > > CentOS mailing list > > CentOS at centos.org > > https://lists.centos.org/mailman/listinfo/centos > > More information would be helpful to troubleshoot this. Try sending > output from: > > postfix status > > mailq > > Try telnetting to your smtp server and sending a message like this from > the local system: > substitute a valid user/domain on the mail from line and a valid email > address in your domain > on the rcpt to line. Do this, logged onto the mailserver. > > telnet localhost 25 > helo mydomain.com (substitute a valid domain here) > mail from: <someuser at validdomain.com> > rcpt to: <youremailaddress at yourdomain.com> > data > From: someuser at validdomain.com > to: youremailaddress at yourdomain.com > subject: test > > This is a test mesage > . > > note: blank line between mail headers and body > > end data with line containing only '.'. > > Then check your maillog and send the output to the list. > > > Nataraj > > postfix status: > > postfix/postfix-script: the Postfix mail system is running: PID 5936 > > mailq: Mail queue is empty > > Did the telnet localhost 25, it answered but not sure I understood you > what I needed to do. > > Thanks!! Tried following your instructions and got 227 2.7.0 Error: I can break rules, too. Goodbye. Connection closed by foreign host.