AW: Ban IP or Host

2017-10-17 Thread Maurizio Caloro
Hello Mauricio > Have you tried fail2ban? Yes, i have installed and configured, this are realy a helping and usefully tool! Thanks for your fast answer! Maurizio

Re: Ban IP or Host

2017-10-16 Thread Wietse Venema
Allen Coates: [ Charset windows-1252 converted... ] > To limit repeating offenders, you might like to try playing with > > smtpd_client_connection_count_limit, > smtpd_client_connection_rate_limit, and > anvil_rate_time_unit You can add smtpd_client_auth_rate_limit to that (Postfix 3.1 and later)

Re: Ban IP or Host

2017-10-16 Thread Allen Coates
To limit repeating offenders, you might like to try playing with smtpd_client_connection_count_limit, smtpd_client_connection_rate_limit, and anvil_rate_time_unit For my quiet (domestic) server, I have set limits of two simultaneous connections, and twelve connections per hour. If a remote host

Re: Ban IP or Host

2017-10-16 Thread Mauricio Tavares
On Mon, Oct 16, 2017 at 7:32 AM, Maurizio Caloro wrote: > Hello Together > Please i have a lot of this messages, exist here any possibilities to ban > this ip or host, so this will try every view min. > > > > Oct 16 12:33:59 mail postfix/smtpd[23436]: warning: hostname walkerj235.com > does not re

Ban IP or Host

2017-10-16 Thread Maurizio Caloro
Hello Together Please i have a lot of this messages, exist here any possibilities to ban this ip or host, so this will try every view min. Oct 16 12:33:59 mail postfix/smtpd[23436]: warning: hostname walkerj235.com does not resolve to address 91.200.12.56 Oct 16 12:34:03 mail postfix/smtpd[234