Thank you, I need to learn to Google better, my bad. https://groups.google.com/forum/#!topic/mailing.postfix.users/mpeVD0d56zM
Wietse, seems to have answered this question in the past. I am going to just do more simultaneous testing with client like you said and sniff the wire. Thanks everyone. -ANGELO FAZZINA ang...@uconn.edu University of Connecticut, ITS, SSG, Server Systems 860-486-9075 -----Original Message----- From: owner-postfix-us...@postfix.org <owner-postfix-us...@postfix.org> On Behalf Of Noel Jones Sent: Thursday, November 21, 2019 11:48 AM To: postfix-users@postfix.org Subject: Re: looking for a little documentation please On 11/21/2019 10:18 AM, Fazzina, Angelo wrote: > Thank you for clearing that up. > Since this client I have is having trouble and I am trying to determine if > the clients IP is the one generating these log entries do you think these to > settings will give me more info in the logs for smtpd related data ? > > debug_peer_level (x) > and > debug_peer_list (y) For the unknown[unknown] connections, postfix doesn't know the peer, so the above won't give any additional information. You might be able to use a packet sniffer such as tcpdump or wireshark to see the connecting IP before it drops. -- Noel Jones
