> -----Original Message-----
> From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Richard
> Sent: Monday, August 27, 2018 7:58 AM
> To: CentOS mailing list
> Subject: Re: Mail has quit working
>
>
>
> > Date: Monday, August 27, 2018 07:42:48 -0400
> > From: TE Dukes <tdukes@xxxxxxxxxxxxxxxxxxx>
> >
> >> From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of
> >> Richard Sent: Monday, August 27, 2018 7:29 AM
> >
> >>
> >> Since the localhost4 approach worked, commend out the ipv6
> >> localhost entries in your /etc/hosts file, then try:
> >>
> > IP6 is commented out
> >
> >> dig @localhost localhost a
> >
> > That works
> >>
> >> again. If that works try:
> >>
> >> telnet localhost 143
> >
> > This also works
> >>
> >> once again. If those work, it would seem that your ipv6 is messed
> >> up and your system is trying it first and not falling back to ipv4.
> >>
> >> Regarding your nameserver list in /etc/resolv.conf. If you have a
> >> working 127.0.0.1 nameserver you generally don't include external
> >> nameservers in that list. So, if non-ipv6 things seem to work, I'd
> >> remove the two non-127 nameservers from that list.
> >>
> > Removed the two nameservers. Still can't access mail. Getting
> > connection to storage server failed on the roundcube login page.
> >>
>
> That you can now successfully get to "localhost" is good progress.
> Seems you want to stay away from ipv6 networking issues unless/until
> you resolve whatever that issue is.
>
> Roundcube is, potentially, a totally separate issue. I don't use it,
> so can only suggest minimal debugging ideas.
>
> What is the hostname that you use to get to your roundcube instance?
> Can you resolve that:
>
> dig <hostname> a
>
> If you get an answer, is the ipnumber correct?
>
; <<>> DiG 9.9.4-RedHat-9.9.4-61.el7 <<>> mail.palmettodomains.com a
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40652
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 3
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;mail.palmettodomains.com. IN A
;; ANSWER SECTION:
mail.palmettodomains.com. 86400 IN A 192.169.1.110
;; AUTHORITY SECTION:
palmettodomains.com. 86400 IN NS dns1.palmettodomains.com.
;; ADDITIONAL SECTION:
dns1.palmettodomains.com. 86400 IN A 192.168.1.110
dns1.palmettodomains.com. 86400 IN AAAA aaaa:bbbb::110
;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Aug 27 09:01:48 EDT 2018
;; MSG SIZE rcvd: 132
> Note, if the hostname for your roundcube instance is one of the ipv6
> entries in your /etc/hosts file, I'd remove that - and either put in
> an ipv4 entry or put an entry for it in your dns.
>
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.
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