> -----Original Message-----
> From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Stephen
> John Smoogen
> Sent: Friday, August 24, 2018 11:58 AM
> To: CentOS mailing list
> Subject: Re: Mail has quit working
>
> On Fri, 24 Aug 2018 at 10:36, TE Dukes <tdukes@xxxxxxxxxxxxxxxxxxx>
> wrote:
> >
> >
> >
> > > -----Original Message-----
> > > From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Pete
> Biggs
> > > Sent: Friday, August 24, 2018 10:00 AM
> > > To: centos@xxxxxxxxxx
> > > Subject: Re: Mail has quit working
> > >
> > >
> > > > Here's the link for the maillog:
> > > >
> > > > https://paste.fedoraproject.org/paste/kbH2N9Pc~JPuCqVpE1kszQ
> > >
> > > OK. There are a couple of things:
> > >
> > > Aug 23 21:47:18 ts130 postfix/smtpd[3750]: warning: hostname
localhost
> > > does not resolve to address 127.0.0.1
> > > Aug 23 21:47:18 ts130 postfix/smtpd[3750]: connect from
> > > unknown[127.0.0.1]
> > >
> > > That needs to be fixed. What does the entry for 127.0.0.1 look like in
> > > /etc/hosts? Have you also defined ::1 to be localhost in /etc/hosts?
> >
> > 127.0.0.1 localhost localhost.localdomain localhost4
> > localhost4.localdomain4
> > 192.168.1.110 ts130.palmettodomains.com ts130
> > 192.168.1.110 mail.palmettodomains.com mail
> >
> > # ::1 localhost localhost.localdomain localhost6
> > localhost6.localdomain6
> > 192.168.1.102 edukes1.palmettodomains.com edukes1
> > 192.168.1.105 hp8200.palmettodomains.com hp8200
> >
> > >
> > >
> > > Aug 23 21:47:21 ts130 dovecot: imap-login: Login: user=<tdukes>,
> > > method=PLAIN, rip=::1, lip=::1, mpid=3754, secured,
> > > session=<9W1yjiR08AAAAAAAAAAAAAAAAAAAAAAB>
> > >
> > > So you are connecting over TCPv6 from roundcube to dovecot? Is that
> > > what you want?
> >
> > I have IPV6 disabled (I think).
> >
>
> You have it disabled in the configs you have shown.. but roundcube is
> configured to expect it to work. You are going to need to figure out
> where that is in the dovecot (possibly a
>
> find /etc -type f -print | xargs grep -l "::1"
>
> might give you some ideas unless this is in the database where you
> will be needing to play with that. It may be just easier to just turn
> on ipv6 and get that working again as that seems to be what 'broke'
> mail versus the kernel upgrade. [The kernel reboot probably just
> brought to light a 'oh I have ipv6 required somewhere but it is deeply
> hidden']
>
> --
> Stephen J Smoogen.
I've re-enabled IPV6 but it didn't seem to help.
TIA
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