Re: [exim] Blocking a Class C

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Author: Jasen Betts
Date:  
To: exim-users
Subject: Re: [exim] Blocking a Class C
On 2022-06-06, The Doctor via Exim-users <exim-users@???> wrote:
> On Mon, Jun 06, 2022 at 11:33:17PM +0100, Jeremy Harris via Exim-users wrote:
>> On 06/06/2022 23:18, The Doctor via Exim-users wrote:
>> > Just going over my spam and I find this IP 195.133.39.99
>> >
>> > sending a lot of junk. How can you block such a class C?
>> >
>>
>> Multiple possible ways.
>>
>> One would be a
>>     deny hosts= 195.133.39.0/24
>> acl verb (assuming you really want the class-C).
>> You get to choose at what stage of processing you want this.

>
> I wonder if Reject IP can be class C based.


well, yeah, a network-layer firewall is another solution.
>



--
Jasen.