Indagando sul perché postmaster di impresasemplice.it mi dice che alcuni messaggi non sono stati recapitati e quindi messi in coda, mi sono imbattuto in questo:
2017-11-12 22:03:41.343714500 6466 Accepted connection 0/40 from 66.70.255.189 / ip189.ip-66-70-255.net
2017-11-12 22:03:41.343775500 6466 Connection from ip189.ip-66-70-255.net [66.70.255.189]
2017-11-12 22:03:42.502136500 6466 (connect) earlytalker: pass, not spontaneous
2017-11-12 22:03:42.503790500 6466 (connect) relay: skip, no match
2017-11-12 22:03:42.503966500 6466 220 xxx.yyyyyy.it ESMTP
2017-11-12 22:03:42.653232500 6466 dispatching EHLO Dk6NnyKy
2017-11-12 22:03:42.654761500 6466 (ehlo) helo: pass
2017-11-12 22:03:42.655850500 6466 250-yyyyyy.it Hi ip189.ip-66-70-255.net [66.70.255.189]
2017-11-12 22:03:42.655852500 6466 250-PIPELINING
2017-11-12 22:03:42.655877500 6466 250-8BITMIME
2017-11-12 22:03:42.655899500 6466 250-SIZE 30000000
2017-11-12 22:03:42.655936500 6466 250 STARTTLS
2017-11-12 22:03:42.805450500 6466 dispatching AUTH LOGIN
2017-11-12 22:03:42.805773500 6466 (unrecognized_command) count_unrecognized_commands: 'auth', (1)
2017-11-12 22:03:42.805916500 6466 500 Unrecognized command
2017-11-12 22:03:43.106995500 2179 cleaning up after 6466
Questi messaggi cominciano alle 22:03, continuano fino alle 22:23, poi c'è un buco nel log di 22 minuti, fino alle 22:45:
2017-11-12 22:23:35.831407500 2179 cleaning up after 7355
2017-11-12 22:45:02.402369500 7598 Accepted connection 0/40 from 69.171.232.142 / 69-171-232-142.outmail.facebook.com
Mi devo preoccupare?
Si tratta di uno SME 9.2
Grazie in anticipo.
Aggiorno.
Guardando la history è sparito (quasi) tutto.
[root@xxx etc]# history | more
1 2017-11-13 08:58:36 htop
2 2017-11-13 08:58:36 yum update
3 2017-11-13 08:58:36 shutdown -r 0
4 2017-11-13 09:44:29 history | grep hylafax
5 2017-11-13 09:44:41 ps aux | grep hylafax
6 2017-11-13 09:48:01 config getprop hylafax
7 2017-11-13 09:48:10 config getprop hylafax status
8 2017-11-13 09:50:50 /etc/rc.d/init.d/hylafax stop
9 2017-11-13 10:47:10 cat /proc/mdstat
10 2017-11-13 11:00:53 history
11 2017-11-13 11:04:08 history | more
12 2017-11-13 11:04:38 export HISTTIMEFORMAT='%F %T '
13 2017-11-13 11:04:41 history | more
Tenendo conto che in realtà i primi tre comandi li ho dati ieri pomeriggio, verso le 17:45...