Gerben Wierda via Postfix-users: > > > On 31 May 2024, at 13:20, pat...@patpro.net wrote: > > > > Hello, > > > > Any sign of postfix 3.9 blacklisting HAproxy because of SMTP > > errors/abuse/half-baked connections? > > Not blacklisting as I understand it, but as HAproxy makes a connection to > test if the service is up and then breaks the connection I always see this on > both systems: > > On the postfix 3.9 instance > May 26 05:31:33 hermione submission_haproxy/smtpd[21485]: connect from > router.rna.nl[192.168.2.2] > May 26 05:31:33 hermione submission_haproxy/smtpd[21485]: improper command > pipelining after CONNECT from router.rna.nl[192.168.2.2]: QUIT\r\n > May 26 05:31:33 hermione submission_haproxy/smtpd[21485]: disconnect from > router.rna.nl[192.168.2.2] commands=0/0
Yep, turn off smtpd_forbid_unauth_pipelining and try again.. Wietse _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org