Ich habe nach dieser Anleitung meinen Mailserver (Postfix/Dovecot/MySQL) installiert. Da ich den Mailserver über no-ip.org laufen lassen muss, möchte ich nun die ausgehenden Mails über GMX versenden. Der Mailserver ansich läuft. Nur die Weiterleitung an GMX scheitert immer mit dem Logeintrag:
Mein main.cf sieht so aus:....said: 530 Authentication required (in reply to MAIL FROM command)
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smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
biff = no
append_dot_mydomain = no
readme_directory = no
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
mydestination =
mailbox_size_limit = 51200000
message_size_limit = 51200000
recipient_delimiter =
inet_interfaces = all
myorigin = meineUrl.de
inet_protocols = ipv4
##### TLS parameters ######
smtpd_tls_cert_file=/usr/local/nginx/ssl/Pfad-zum-Zertifikat
smtpd_tls_key_file=/usr/local/nginx/ssl/Pfad-zum-Key
smtpd_use_tls=yes
smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
###### SASL Auth ######
smtpd_sasl_type = dovecot
smtpd_sasl_path = private/auth
smtpd_sasl_auth_enable = yes
virtual_transport = lmtp:unix:private/dovecot-lmtp
##### Only allow mail transport if client is authenticated or in own network (PHP Scripts, ...) ######
smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination
###### MySQL Connection ######
virtual_alias_maps = mysql:/etc/postfix/virtual/mysql-aliases.cf
virtual_mailbox_maps = mysql:/etc/postfix/virtual/mysql-maps.cf
virtual_mailbox_domains = mysql:/etc/postfix/virtual/mysql-domains.cf
local_recipient_maps = $virtual_mailbox_maps
relayhost = [mail.gmx.net]
smtp_sasl_auth_enable = yes
smtp_sasl_security_options = noanonymous
sender_canonical_maps = hash:/etc/postfix/sender_canonical
smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd
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root mein-name@gmx.de
pi mein-name@gmx.de
www-data mein-name@gmx.de
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[mail.gmx.de] mein-name@gmx.de:passwort