[exim] Re: Tackling Bot Blasts

2023-05-29 Thread Pete Long via Exim-users
On 2023-05-29 10:34:14, Ian Z via Exim-users wrote: > On Mon, May 29, 2023 at 10:01:56AM +0100, Pete Long via Exim-users wrote: > > > After trying several ACLs and even inviting IPTables to the party at > > one stage, I still seemed powerless to prevent mainlog filling up >

[exim] Re: Tackling Bot Blasts

2023-05-29 Thread Pete Long via Exim-users
On 2023-05-29 16:24:36, Slavko via Exim-users wrote: > Dňa 29. mája 2023 9:01:56 UTC používateľ Pete Long via Exim-users > napísal: > > >drop > > message = No host name found. > > condition = ${if eq{$host_lookup_failed} {1} {1}{0}} > > Beware, host looku

[exim] Re: Tackling Bot Blasts

2023-05-29 Thread Pete Long via Exim-users
On 2023-05-29 18:36:18, Odhiambo Washington wrote: > On Mon, May 29, 2023 at 4:23 PM Pete Long via Exim-users < > exim-users@lists.exim.org> wrote: > > > acl_check_rcpt: > > > > drop > >message = No host name found. > >condition = ${if eq{

[exim] Tackling Bot Blasts

2023-05-29 Thread Pete Long via Exim-users
Hi all, As I’m sure many of you have witnessed, there appears to be something of a concerted effort recently amongst bot-herders to test (completely free of charge) our Internet connections and servers by smashing them with hundreds of delivery attempts per second. Per second. I cannot recall