Re: [exim] Recipient verification

2023-01-20 Thread Jeremy Harris via Exim-users
On 20/01/2023 19:50, Johnnie W Adams via Exim-users wrote: Calling the ACL on all mail prevents bounces, correct? An R-verify checks routability, and (with callout) acceptability by the destination. If your intent is to discover nonexistent recipients *during SMTP reception* of a message, so

Re: [exim] Recipient verification

2023-01-20 Thread Johnnie W Adams via Exim-users
Yes, the recipients are all non-local. I was focused on preventing useless bounce messages, but now I think I take your point: Calling the ACL on all mail prevents bounces, correct? As to when this is called, I would put it on our egress node, which only has acl_check_rcpt. I planned to put it

Re: [exim] Recipient verification

2023-01-20 Thread Jeremy Harris via Exim-users
On 20/01/2023 18:18, Johnnie W Adams via Exim-users wrote: I've been doing some research on recipient verification to eliminate bounces, and am wondering if it's as simple something like this at the end of my ACL list: acl_check_vrfy: deny senders = '' !verify =

[exim] Recipient verification

2023-01-20 Thread Johnnie W Adams via Exim-users
Hi, folks, I've been doing some research on recipient verification to eliminate bounces, and am wondering if it's as simple something like this at the end of my ACL list: acl_check_vrfy: deny senders = '' !verify = recipient/callout Surely it's not that simple,

Re: [exim] failed expand ACL

2023-01-20 Thread Lena--- via Exim-users
> From: S?awomir Dworaczek > where is the error in the ACL > > continue = ${run{SHELL -c "echo $sender_host_address > >>/var/spool/exim/blacklists/blocked_IPs;\N{\N echo Subject: > $sender_host_address blocked; echo; echo for bruteforce auth cracking > attempt.;\N}\N | EXIMBINARY

Re: [exim] Blocking a Class C

2023-01-20 Thread Jeremy Harris via Exim-users
On 19/01/2023 17:32, The Doctor via Exim-users wrote: I assumed that you were blocking the pair (src ip 46.148.40.108, target port 25) and was checking that you are also blocking (src ip 46.148.40.108, target port 465) Could this cause a 601 error? Possibly a typo? SMTP does

Re: [exim] Blocking a Class C

2023-01-20 Thread The Doctor via Exim-users
On Thu, Jan 19, 2023 at 11:57:04AM +, Andrew C Aitchison via Exim-users wrote: > On Thu, 19 Jan 2023, The Doctor wrote: > > > On Thu, Jan 19, 2023 at 08:44:30AM +, Andrew C Aitchison via Exim-users > > wrote: > >> On Wed, 18 Jan 2023, The Doctor via Exim-users wrote: > >> > On Thu,