How embarrassing. You're right. Sorry for the noise.
> > On Oct 25, 2022 at 6:32 PM, Wietse Venema <[email protected]> wrote: > > > James Pifer: > > I've setup a postfix server as a closed relay to only deliver/forward > > email for my domain. I believe I have everything working as desired, > > except for what is getting logged. > > > > If I connect to postfix with a portable mail client on my local network > > and send a message through it, I see the connection in the logs. For > > example: > > > > Oct 25 13:55:29 server2 postfix/smtpd[3146777]: connect from > > unknown[10.10.5.27] > > Oct 25 13:55:29 server2 postfix/smtpd[3146777]: 424B7407AB55: > > client=unknown[10.10.5.27] > > Oct 25 13:55:29 server2 postfix/cleanup[314611]: 424B7407AB55: > > [email protected] > > Oct 25 13:55:29 server2 postfix/qmgr[3146764]: 424B7407AB55: > > [email protected], size=643, nrcpt=1 (queue active) > > Oct 25 13:55:29 server2 postfix/smtpd[3146777]: disconnect from > > unknown[10.10.5.27] helo=1 mail=1 rcpt=1 data=1 quit=1 commands=5 > > Oct 25 13:55:29 server2 postfix/relay/smtp[314612]: 424B7407AB55: > > [email protected], relay=10.10.5.18[10.10.5.18]:25, delay=0.35, > > delays=0.08/0.03/0.01/0.23, dsn=2.0.0, status=sent (250 2.0.0 Ok: queued > > as 6D107BDB67F3) > > Oct 25 13:55:29 server2 postfix/qmgr[3146764]: 424B7407AB55: removed > > > > When email is coming in from the outside, whether it is rejected or > > successful, I get no log information. Maybe it's because my internal > > connection is client=unknown? I cn't tell what is being rejected, > > because none of it is logged. > > Then the answer is easy: the remote SMTP client is not connecting to Postfix, > but to some other MTA. > > Try to connect manually from outside to port 25 (telnet, nc) and > see how the server identifies itself. It should look like this: > > $ nc mail.example.com 25 > 220 mail.example.com ESMTP Postfix > > wietse >
