-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Hi Harald
Thanks very much for your quick reply. Please see my answers inline below Am 29.09.14 15:01, schrieb Reindl Harald: > > Am 29.09.2014 um 14:53 schrieb Michael Wechner: >> I have installed the package dovecot-postfix on Ubuntu 12.04 LTS: >> >> dovecot --version: 2.0.19 >> postconf -d | grep version: 2.9.6 >> >> and receiving email works very fine, but relaying email does not work. >> >> I think the problem is that after STARTTLS the authentication is not >> being executed >> >> 250-AUTH PLAIN >> 250-AUTH=PLAIN >> >> which means using telnet returns > > telnet is worthless because AUTH is likely announced *after STARTTLS* > http://www.postfix.org/postconf.5.html#smtp_sasl_security_options right, but when requesting for example mail.wyona.com, then I can see AUTH telnet mail.wyona.com 587 Trying 195.226.6.75... Connected to mx1.wyona.com. Escape character is '^]'. 220 mail.wyona.com ESMTP Postfix (Ubuntu) EHLO wyona.com 250-mail.wyona.com 250-PIPELINING 250-SIZE 10240000 250-VRFY 250-ETRN 250-STARTTLS 250-AUTH PLAIN 250-AUTH=PLAIN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN quit 221 2.0.0 Bye Connection closed by foreign host. or also when using ngrep T 195.226.6.75:587 -> 10.10.1.102:58990 [AP] 250-mail.wyona.com..250-PIPELINING..250-SIZE 10240000..250-VRFY..250-ETRN..250-STARTTLS..250-AUTH PLAIN..250-AUTH=PLAIN..250-ENHANCEDSTATUSCODES. .250-8BITMIME..250 DSN.. hence I would assume to see it also for the new version of postfix and dovecot, or do I misunderstand something? > > >> telnet mx2.wyona.com 587 >> Trying 50.116.54.197... >> Connected to node3.wyona.com. >> Escape character is '^]'. >> 220 node3.members.linode.com ESMTP Postfix (Ubuntu) > > oh my god, another server in the linode-zombie network > that's bad neigbourhood and you should avoid a PTR > ending with "members.linode.com" which is generic > and here blocked because i have never seen any legit > mail from Linode but 24 hours each day attacks or > spam delivery attempts > > http://www.mxpolice.com/email-security/importance-of-ptr-records-for-reliable-mail-delivery/ thanks for pointing this out. I have set it now according to https://www.linode.com/docs/networking/dns/adding-dns-records/ and it should work within the next 24 hours (at least that's what linode says). Thanks Michael > > >> EHLO letscallitevil.com >> 250-node3.members.linode.com >> 250-PIPELINING >> 250-SIZE 10240000 >> 250-VRFY >> 250-ETRN >> 250-STARTTLS >> 250-ENHANCEDSTATUSCODES >> 250-8BITMIME >> 250 DSN > -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.22 (Darwin) Comment: GPGTools - https://gpgtools.org iQEcBAEBCgAGBQJUKVzlAAoJECV0ivYw6bPKk+wIAN/Xkj/GfHmEiCE0bTBxGoAU l9opgJT9f/zIX0hSt9NI0Pj+B12dKiseCCO/dA4GiBCmiODNe4IsNqbqgCYpckHD iSkq7X+93jOoHmtdBjyP2Oo1X9OvRy+AcaFFCFABMr3PqNjF9qMSSJMUOToQFuVv uL2ops2zQX5PaUhZ1z/FhHHVHAyyIQgRG+CWr9GNSsZQodF29wu12bQM7Cf9cO0A 49gjymXKkxDtrnSNrjlWD6DF62iA0O1/Z/xAUcySkxUOY9q0ziRxvARynr3iI/Au W9BVlE88/aYb1CUJORnrEMdj2Whad45n7fF4ui/uGocjCAni58R21wJDVYpWlWw= =/0db -----END PGP SIGNATURE-----
