Re: AW: strange AUTH LOGIN attempts [unsigned]

2016-09-22 Thread David Legg
Hi Bernd, Thanks for the fail2ban tip! Out of curiosity do you un-ban the failed IP addresses after a while? My worry would be that iptables would slow down a lot if it had to scan several thousand IP addresses for every packet it received? In the early days it was possible to manually ban c

Problems building James/Cassandra backend

2016-09-22 Thread Marc Chamberlin
Hi - I was attempting to follow the quick start for Cassandra backend guide at https://james.apache.org/server/3/quick-start-cassandra.html and ran into troubles in Step 3 - Compile. Running on OpenSuSE 42.1 (Leap) and got the following warnings/errors - Downloaded: https://repo.maven.apache

RE: james-cli failure

2016-09-22 Thread li hai ming
Does anyone meet the same problem? any clue on the root cause and the solution? From: haiming li [mailto:haiming...@outlook.com] Sent: Thursday, September 22, 2016 12:25 To: 'server-user' Subject: james-cli failure We have v3-beta4 up and running since yesterday. This morning I got below error

AW: AW: strange AUTH LOGIN attempts [unsigned]

2016-09-22 Thread Bernd Waibel
Hi David, you're welcome. Fail2ban does an un-ban after a while. So the IPs are blocked only for the "bantime" seconds, then they are freed. Fail2ban is really good for the daily attacks, and for the "try an password" attempts. It does not help if you get attacked by an botnet with an aim of an