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I have a strange issue which is causing our clients to be banned by the "plesk-postfix" Fail2Ban jail.
These clients were recently migrated from Plesk 10 to the current Plesk 12 server.
We are seeing the following in /var/log/maillog
DIGEST-MD5 not working for Postfix
I have a strange issue which is causing our clients to be banned by the "plesk-postfix" Fail2Ban jail.
These clients were recently migrated from Plesk 10 to the current Plesk 12 server.
We are seeing the following in /var/log/maillog
Code:
Sep 30 13:22:14 plesk-1 postfix/smtpd[276918]: connect from hostname.isp.com[111.111.111.111] Sep 30 13:22:15 plesk-1 postfix/smtpd[276918]: warning: hostname.isp.com[111.111.111.111]: SASL DIGEST-MD5 authentication failed: authentication...