Displaying 6 results from an estimated 6 matches similar to: "under another kind of attack"
2017 Jul 26
0
under another kind of attack
Dear collegues,
many thanks for your valuable input.
Since we are an university GEO-IP blocking is not an option for us.
Somestimes I think it should ;-)
My "mistake" was that I had just *one* fail2ban filter for both cases:
"wrong password" and "unknown user".
Now I have two distinct jails:
The first one just for "wrong password" and here the findtime,
2017 Jul 25
0
under another kind of attack
Hi Olaf,
Since we implemented country blocking, everything seems nicely under
control, with only 'normal levels' of knocking.
We first have impemented:
http://blog.jeshurun.ca/technology/block-countries-ubuntu-iptables-xtables-geoip
Then we did:
https://github.com/firehol/blocklist-ipsets
And finale iptables rules like these:
> iptables -A INPUT -p tcp --dport 143 -m geoip
2020 Apr 04
2
replication and spam removal ("doveadm expunge")
<!doctype html>
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<div>
Can you provide doveconf -n and try turning on mail_debug=yes on both ends and try doveadm -Dv expunge ....
</div>
<div>
<br>
</div>
<div>
Aki
</div>
<blockquote type="cite">
<div>
2020 Apr 06
0
replication and spam removal ("doveadm expunge")
Hi Aki,
On 4/4/20 8:12 PM, Aki Tuomi wrote:
> Can you provide doveconf -n and try turning on mail_debug=yes on both ends and try doveadm -Dv expunge ....
mail_debug=yes
is on on both ends and dovecot was restarted but anyway nothing is logged when I issue "doveadm -Dv expunge "
In the shell where I issue the "expunge" I see the following:
# /usr/bin/doveadm -Dv expunge
2017 Jul 27
1
under another kind of attack
> On 26 Jul 2017, at 7:57 pm, Olaf Hopp <Olaf.Hopp at kit.edu> wrote:
>
> Dear collegues,
>
> many thanks for your valuable input.
>
> Since we are an university GEO-IP blocking is not an option for us.
> Somestimes I think it should ;-)
>
> My "mistake" was that I had just *one* fail2ban filter for both cases:
> "wrong password" and
2018 May 08
3
lmtp panic with many recipients
Hi,
I had an email with 58 recipients in the "To" and 13 in the "CC"
Delivering it from exim to dovecot lmtp panics (see below)
Panic: file smtp-address.c: line 533 (smtp_address_write): assertion failed: (smtp_char_is_qpair(*p))
# 2.3.1 (c5a5c0c82): /etc/dovecot/dovecot.conf
# Pigeonhole version 0.5.devel (61b47828)
# OS: Linux 2.6.32-696.23.1.el6.x86_64 x86_64 CentOS