Re: DNS resolution problem when enabling postscreen

2021-06-17 Thread Pedro David Marco
>On Thursday, June 17, 2021, 05:16:29 PM GMT+2, João Silva wrote: >the logs showed that the smtp process was not resolving domains Joao, just to discard an UDP overflood... paste to the list the result of command # netstat -suna Pedro.

Re: DNS resolution problem when enabling postscreen

2021-06-17 Thread Benny Pedersen
On 2021-06-17 16:03, João Silva wrote: https://www.linuxbabe.com/mail-server/configure-postscreen-in-postfix-to-block-spambots this guide tells how to setup postfix for working chroot dns, but it does not tell how to prepere chroot dns for postfix so dont enable chroot in postfis smtp

Re: DNS resolution problem when enabling postscreen

2021-06-17 Thread Wietse Venema
Jo?o Silva: > Hi > > Recently I had some complains about the ammount of SPAM received. > > After some searches I found this page: > > https://www.linuxbabe.com/mail-server/configure-postscreen-in-postfix-to-block-spambots > > Since it looked like a good idea I decided to give it a try > > when

DNS resolution problem when enabling postscreen

2021-06-17 Thread João Silva
Hi Recently I had some complains about the ammount of SPAM received. After some searches I found this page: https://www.linuxbabe.com/mail-server/configure-postscreen-in-postfix-to-block-spambots Since it looked like a good idea I decided to give it a try when I enabled postscreen in the serv

Re: Enabling Postscreen'

2013-04-07 Thread LuKreme
In our previous episode (Sunday, 07-Apr-2013), Wietse Venema said: > LuKreme: >> In our previous episode (Saturday, 06-Apr-2013), Wietse Venema said: >>> LuKreme: >>>> >>>> I've just updated my postfix install to 2.8 patch 14 (from 2.7) >>>

Re: Enabling Postscreen'

2013-04-07 Thread Wietse Venema
LuKreme: > In our previous episode (Saturday, 06-Apr-2013), Wietse Venema said: > > LuKreme: > >> > >> I've just updated my postfix install to 2.8 patch 14 (from 2.7) > >> and am looking into enabling postscreen. I've read the > >> http://

Re: Enabling Postscreen'

2013-04-07 Thread LuKreme
In our previous episode (Saturday, 06-Apr-2013), Wietse Venema said: > LuKreme: >> >> I've just updated my postfix install to 2.8 patch 14 (from 2.7) >> and am looking into enabling postscreen. I've read the >> http://www.postfix.org/POSTSCREEN_README.html do

Re: Enabling Postscreen'

2013-04-06 Thread Wietse Venema
LuKreme: > > I've just updated my postfix install to 2.8 patch 14 (from 2.7) > and am looking into enabling postscreen. I've read the > http://www.postfix.org/POSTSCREEN_README.html document, and it > looks like I should replace my old rbi checks with the new > posts

Enabling Postscreen

2013-04-06 Thread LuKreme
I've just updated my postfix install to 2.8 patch 14 (from 2.7) and am looking into enabling postscreen. I've read the http://www.postfix.org/POSTSCREEN_README.html document, and it looks like I should replace my old rbi checks with the new postscreen_dnsbl_sites value, but what abo