Hi Amir,
Unfortunately I still have no idea why this one isn't working, and would love some help ... but to add insult to injury, literally ALL the rest of my sendmail filters ARE working. It's just this one that's not.
What if you let aside the _prefix_line for a try and see what's happening with
failregex = \[<HOST>\] did not issue MAIL\/EXPN\/VRFY\/ETRN during connection to MTA ? Iosif Fettich _______________________________________________ Fail2ban-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/fail2ban-users
