On Tue, 31 Aug 2010 06:48:31 -0500, Noel Jones <njo...@megan.vbhcs.org> wrote: > On 8/31/2010 5:17 AM, Arthur Titeica wrote: >> Hello, >> >> I have a postfix which works quite OK with both IPv4 and IPv6 >> but just today I see some errors comming from one of the >> authenticated users. >> >> Out: 220 xxx.yyy.ro ESMTP Postfix >> In: EHLO [zzzz:zzzz:z:z:zzzz:zzzz:fe79:ccd9] >> Out: 250-xxx.yyy.ro >> Out: 250-PIPELINING >> Out: 250-SIZE 51200000 >> Out: 250-ETRN >> Out: 250-STARTTLS >> Out: 250-AUTH LOGIN >> Out: 250-AUTH=LOGIN >> Out: 250-ENHANCEDSTATUSCODES >> Out: 250-8BITMIME >> Out: 250 DSN >> In: AUTH LOGIN >> Out: 334 ++++++++++ >> In: +++++++++++++++++++ >> Out: 334 ++++++++++++ >> In: ++++++++++++++++ >> Out: 235 2.7.0 Authentication successful >> In: MAIL FROM:<u...@yyy.ro> >> Out: 250 2.1.0 Ok >> In: RCPT TO:<u...@domain.com> >> Out: 501 5.5.2 <[zzzz:zzzz:z:z:zzzz:zzzz:fe79:ccd9]>: Helo >> command rejected: >> invalid ip address >> In: QUIT >> Out: 221 2.0.0 Bye >> >> Could someone share some thought about it? >> >> mail_version = 2.7.0 (debian package) >> > > It's usually best to accept mail from authenticated users even when > they happen to use a borked mail client. > > Put "permit_mynetworks, permit_sasl_authenticated, " *before* your > invalid hostname checks. >
OK, thanks, I'll think about it. -- Arthur Titeica
