> -----Original Message-----
> From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Richard
> Sent: Monday, August 27, 2018 10:16 AM
> To: CentOS mailing list
> Subject: Re: Mail has quit working
>
>
> > Date: Monday, August 27, 2018 09:57:01 -0400
> > From: TE Dukes <tdukes@xxxxxxxxxxxxxxxxxxx>
> >
> >> From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of
> >> centos--- via CentOS
> >> Sent: Monday, August 27, 2018 9:31 AM
> >>
> >> On 08/27/2018 09:05 AM, TE Dukes wrote:
> >> >
> >> >
> >> > Thanks again! I still think it's a mail issue. I can't get mail
> >> > using usermin either.
> >> >
> >> > Think I'm going to remove the TLS stuff from postfix main.cf
> >> > that I added yesterday and retry.
> >>
> >> If I missed this further up thread my apologies - is SELinux
> >> enabled and are there any relevant exceptions being logged?
> >
> > Pretty sure SELinux is turned off unless it got turned on without my
> > knowledge through an updtate/upgrade.
> >
> > I removed the TLS lines from main.cf I added last night and
> > remotely did a reboot from here at work.
> >
> > Mail is again working!! I am skeptical to mark this thread solved
> > as I thought it was solved back in July.
> >
> > I think, removing my ISP's DNS servers from resolve.conf was the
> > fix, could be removing IPV6 from etc/hosts. Might put it back in
> > just to see.
> >
>
> As I indicated earlier, removing those lines from your postfix config
> will have no impact on your ability to reach your roundcube instance.
>
> Unlike the windowz world, you mostly don't need to "reboot" a machine
> after making changes to a service (e.g., your postfix config change).
> An unnecessary reboot can bring in many issues so makes debugging a
> problem difficult. Instead, restart the service in question (often a
> reload is all that's needed, but a service restart generally doesn't
> hurt in a single/lower user environment).
>
> Unless you are VPN-ing (or equiv) my sense is that you are currently
> getting to your mail (roundcube) from outside your network. Earlier,
> when it wasn't working, my sense was that you were inside. If that's
> true you can't really tell if your issue has been resolved as you are
> coming at things from different network directions.
>
The mail in question is system mail sent via cron. I access it from both
inside the network and outside. Due to being on a dynamic ip, I can't send
mail to the outside but I can receive it.
Again, really appreciate the help!!
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