Re: [exim] Exim4 ratelimiting

Top Page
Delete this message
Reply to this message
Author: Jasen Betts
Date:  
To: exim-users
Subject: Re: [exim] Exim4 ratelimiting
On 2014-10-31, Biju Abraham N. <bijuan@???> wrote:

> I am trying to ratelimit outgoing messages in my exim4 daemon. Many a times,
> our mail server has been hacked, multiple identity has been added and using
> those ids, hackers send out bulk spam mails. Once the limit is overcome,
> many domains are blacklisting us. As I understand from the manuals and
> searching the mailing lists, outgoing mails can not be ratelimited. Please
> correct me if I am wrong.


outgoing emails cannot not easily be ratelimited.

> What I am thinking is to rate limit using IP tables number of messages going
> out domain wise to some limit.


how would iptables manage that.

I can only reject connections using IP
> tables. What I need is to defer the rejected connections. Where in the exim4
> do I do this? Is it in routers?


mainly it's in "retry".

--
umop apisdn