On Fri, 13 Nov 2020 16:13:35 -0500
Jonathan Billings <billings(a)negate.org> wrote:
On Fri, Nov 13, 2020 at 01:05:46PM -0800, Geoffrey Leach wrote:
>
> System is running up-to-date Fedora 32.
>
> root@webster[3]->mailx -v -v -s test geoff(a)hughes.net </dev/null
> Null message body; hope that's ok
> geoff@hughes.net... Connecting to [127.0.0.1] via relay...
> geoff@hughes.net... Deferred: Connection refused by [127.0.0.1]
>
> root@webster[6]->ping 127.0.0.1
> PING 127.0.0.1 (127.0.0.1) 56(84) bytes of data.
> 64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.080 ms
> 64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.086 ms
> 64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.091 ms
> 64 bytes from 127.0.0.1: icmp_seq=4 ttl=64 time=0.103 ms
> ^C
> --- 127.0.0.1 ping statistics ---
> 4 packets transmitted, 4 received, 0% packet loss, time 3096ms
> rtt min/avg/max/mdev = 0.080/0.090/0.103/0.008 ms
>
> Suggestions for cause/diagnosis would be appreciated.
I don't believe Fedora installs and configure an MTA listening on port
25 by default, so mailx deliver mail via the 'sendmail' executable.
I should have mentioned that access to localhost works correctly on a
similarly-configured system.