Re: [Fail2ban-users] Need SMTP Ban help

2018-05-17 Thread Jody Whitesides
I’ve tested my MTU settings and they’re working perfectly fine, so it wouldn’t be on my end for an MTU thing. I also did another lookup of the "offending" IPs and they’re all coming from CloudFlare, which is a bit baffling to me as I’m not using CloudFlare. Which begs the question, why is

Re: [Fail2ban-users] Need SMTP Ban help

2018-05-17 Thread Marat Khalili
17.05.2018 11:24, Yves via Fail2ban-users пишет: * one for you: After Fail2ban has successfully matched the regex from line #1 to line #6, will it resume log parsing at line #6 (next byte) or #7 (next line), or will it resume log parsing at line #2? For this solution to work, it must be the

Re: [Fail2ban-users] Need SMTP Ban help

2018-05-17 Thread Marat Khalili
16.05.2018 21:09, Jody Whitesides wrote: Actually there would be a few other attempts in between line 2 and 6 there. Thus, I’d like to create a filter that can figure out the hex thing before the 'mta event' as that is what ties the first part’s attempt to the fact that its failing. Then I’d

Re: [Fail2ban-users] Need SMTP Ban help

2018-05-17 Thread Yves via Fail2ban-users
Hi Jody, Le 16/05/2018 à 20:09, Jody Whitesides a écrit : […] Here’s what it looks like: 14:27:39 myserver smtpd[8069]: 7ddc60038b38020a mta event=connecting address=smtp+tls://104.28.23.114:25 host=104.28.23.114 14:27:54 myserver smtpd[8069]: smtp-out: Enabling route [] <-> 104.28.22.114

[Fail2ban-users] Need SMTP Ban help

2018-05-16 Thread Jody Whitesides
Hi there, I’m a bit of a noob at the whole fail2ban thing, and I’m wondering if you might know how to add something to it. In the past 24 hours, I’ve had a couple of IP addresses that are doing something strange. I’m not exactly sure if they’re attempting to break into the mail server, but I’d