Questions tagged [exim]

Exim is a sendmail-compatible Mail Transfer Agent, licensed under the GPL, designed for Unix-like operating systems.

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exim filter to block end of string

Hello and have a nice day I have a request from you But I'm sure you can help me We have a directadmin server. And we want to block emails sending to some TLD and domains through exim filter We do ...
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40 views

Failed expand string in manualroute

I try add route with redirect based on mx record. But my regexp never work. Exim 4.90, os ubontu 18.04. My config: non_mydom_mx: driver = manualroute #condition = ${lookup dnsdb{mxh=^mx\d\...
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Exim:Use specific smarthost for certain recipient domain only

I'm looking for solution for the case described below. I've to send mail to some domains (hotmail, outlook) via smarthost, because of blocking my server's IP (Hetzner) on side of Microsoft. Key ...
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Debian 10.4 / Exim 4.92 add incremental delay to the unsuccessful login attempt answer

Browsed over all the internet, but cannot find an answer - is there any acl or something that I could apply to unsuccessful login attempt to add delay to it? As probably anyone running mx, I have a ...
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40 views

Unknown email address sending email from my host

I have a centOS 6 server, with DirectAdmin as the management panel and Exim as the mail server. In usage directory files (/etc/virtual/usage/) I can see that some emails have been sent from users that ...
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Dovecot + Exim = relay not permitted

I have setup a simple mail server with Exim and Dovecot. Since obviously I don't want to have an open relay server, I want to restrict the access from outside. I figured the following configuration: ...
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Exim how to add filter to incoming messages only

I have set up a basic Exim filter for testing purposes that rewrites the mail subject into: "Hello (" + original subject + ")" headers add "Old-Subject: $h_subject:" headers remove "Subject" headers ...
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How to add a whitelist for senders to omit auth check in Exim mail server

I need to whitelist domains from a list (with wildcards) in Exim's ACL to avoid auth SMTP checking for domains hosted in this server. My server, say Server A, hosts e-mail for coolstore.com domain, ...
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Exim allows sending emails via SMTP without authentication with user and password

I set up Exim4 on Ubuntu 18.04 following the instructions provided directly on the Ubuntu website (Article: Mail - exim4). Follow all the steps correctly: Created the certificate for use in TLS ...
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123 views

exim. how to stop sent bounce message

I have smtp server exim. I want to forbid to sent bounce message if the e-mail came to a non-existent address. I added to the beginning of acl in the config: begin acl acl_check_rcpt: ...
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How to apply HTML layout template to email using EXIM?

My goal is to apply a standard, branded layout template to all emails when sending (on the server, not the client). I have been googling this topic and not found any resources specifically addressing ...
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Exim4 - mulitple local parts redirect to public folders - how to

There has been a request to have public mailboxes such as jobs@ and sales@ for example. We have a working proof of concept as below: #Public mailbox router public_mailbox: local_part_suffix = +* ...
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post to mailing-list if sent from owner, send to owner otherwise

I have some exim4+mailman2 mailing-lists. Most are discussion. A few are announcement-only. Is there a sensible way to configure exim so that (for announcement lists only): email from a list-owner is ...
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Exim + Dovecot sending or receiving an email occurs the error: Unknown user

I'm running a mail server with CentOS 7 + Exim 4.92 + Dovecot 2.2.36 and RoundCubeMail as web interface, and have the following problem: when I send to or receive from emails which is not admin@ or ...
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Exim - restrict which addresses a user can send from

By default, exim allows any user to send out an email with any "From:" address they wish, which can lead to users spoofing each other. How do I restrict which addresses each system user can send from? ...
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Check for live mail log errors when send email

I need some help with the command for me to put on my VPS. I want to read the mail log to check for errors so I can to report it to Hotmail. I did a quick Google search and I tried to find the live ...
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How to upgrade exim4 without losing configuration settings

Using Ubuntu 14.04 is there a way to upgrade exim4 without losing configuration? Preferably through apt. Upon running apt-get --simulate upgrade it shows the package will be upgraded to 4.82-3ubuntu2....
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Is 6% CPU & >180 MB RAM usage normal for exim4 on Debian 10?

I just (attempted to) set up exim4 on Debian 10. Is the above normal for exim4 running under root when I run sudo systemctl restart exim4.service? Seems a bit high for an MTA. I have root: ...
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Exim delivers mail successfully but keeps it queued for no apparent reason. Recipients receive mail multiple times

I recently upgraded my exim4 mailserver from Debian 9 to Debian 10. Since then I have the issue that random emails get queued although no apparent error occurs and the emails successfully deliver. But ...
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135 views

Exim4 Rejected RCPT: Unrouteable address when using data lookup

I'm trying to redirect emails originally sent to hello@example.com, to the mrxxx@example.com. I have aliases file: hello: mrxxx@example.com And the following routers: local_router: driver = ...
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Is mail rejected by Exim's !verify = header_syntax ACL item, with RFC 2047-encoded From/To headers, legitimate?

A recent Exim upgrade added this to the default acl_smtp_data ACL: .ifndef NO_CHECK_DATA_VERIFY_HEADER_SYNTAX deny !acl = acl_local_deny_exceptions !verify = header_syntax message = header ...
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Security when SMTP Relay is allowed from the Private Address Blocks

Is it safe to allow SMTP Relay from the private address blocks? 10.0.0.0/8 127.0.0.0/8 172.16.0.0/12 192.168.0.0/16 My gut feeling is that it's probably OK, however I'm not sure if that will not ...
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exim filter does not work, but tests out OK

I have an e-mail server running exim4 on Debian Buster. One of the users (me :) ) has an exim filter, which mostly works all right, but there are some instances, where it delivers the mail into the ...
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how to config Exim send with local user@domain using a Remote Mail Exchanger

I'm new in VestaCP. I've use email with my owned domain through gmail I need use 2 address of domain in local machine for send email. On cPanel is easy. Only remove from /etc/localdomains and work. ...
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exim4 I don't understand why my queue list fills again

I have stopped exim4 by /etc/init.d/exim4 stop but when I run exim -bp my queue list continues to fill. I don't understand why, can someone explain what I'm not understanding?
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Cant find Exim 4 'helo_verify_hosts' configuration setting

I'm trying to recreate the Exim GHOST vulnerability over my local network and have installed Debian 7 with Exim version 4.8. However I can't seem to find where the helo_try_verify_hosts or ...
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zabbix smtp check fails with working smtp server

I use a zabbix 2.2.7 to monitor our servers. I mostly use zabbix-agent with active checks as many of the monitored machines are behind NAT. One of the checks on all linux servers is net.tcp.service[...
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Which means error “1ioTDs-0006o7-UD spam acl condition: cannot parse spamd [127.0.0.1]:783 output”?

While browsing the mail.err file, I came across this message: ALERT: exim paniclog /var/log/exim4/paniclog has non-zero size, mail system possibly broken After checking the paniclog file I received ...
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43 views

Emulating mailer delegation functionality on linux

We need to set up a linux based mailing infrastructure, that has similar capabilities as Exchange Server has (other collaboration tools are not needed). As far as I could reach Exim4 + Dovecot seem to ...
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Huge amount of imap-login netstat

When I run a netstat -plantu I have a huge amount of ESTABLISHED imap-login, perhaps 50 or 60 connection. Some connections have in column Send-Q a big number like 3211206 or 114636 for example, and ...
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Find exim account sending lots of emails. (Spamming)

I have an Exim server with several domains configured. In each domain I have several email accounts. From time to time a computer configured with one of this emails gets infected and starts sending ...
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183 views

Exim conditional logic

I am trying to have exim check the domain of outgoing and incoming mails against a domainlist. If the FROM address of the outgoing mail and the TO/CC/BCC address of the incoming mail are not in the ...
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How to send subdomain emails to main domain?

I created a mail server (mail.mydomain.com) and can send emails from something@mydomain.com without any issue. But when some email addresses (which I tried to send email to) fail, bounce messages try ...
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How to stop spam sent from an exim mailserver?

I tried setting up a mailman server recently, to try hosting some mailing lists. I did add the DMARC, DKIM and SPF records btw. Recently, I saw that a lot (A LOT) of spam was being sent from my ...
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478 views

Your ClamAV installation is OUTDATED

I'm running Vesta on Centos 7 and recently I've got this error. server#: freshclam current working dir is /var/lib/clamav ClamAV update process started at Fri Dec 13 12:36:40 2019 Using IPv6 aware ...
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62 views

How to disable SMTP access to certain users in Exim using Dovecot Authenticator

I need to make an Dovecot IMAP email account receive-only so that the users can browse, move, delete existing emails but without being able to send email from that account. Sending is done via exim ...
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Exim: Run command after failed sent emails

We use Exim to relay emails to Amazon AWS SES. This works really well except SES has an email size cap of 10MB which is pretty small. So sometimes the outbound emails get immediately rejected by SES: ...
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Will running a secondary SMTP server for localhost delivery cause delivery problems?

I have a scenario where I'm using a primary SMTP server from cPanel, however I'm running a Dockerized web app on a second server that is having trouble delivering to the main smtp server due to a bug ...
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Exim - slow to deliver mails

I have just setup my own Exim SMTP server to send emails But I experience something strange when I sent out newsletters.. Alot of times when I send through Exim, mails are delivered with a delay up ...
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How to find who is spamming in my server if there is no trace in EXIM log [duplicate]

I have an odd problem. I received reports that my server is spamming the world right now. They reported me 8 fresh email headers of spammers, so I searched in email log /var/log/exim_mainlog . I ...
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Saving a copy of incoming mail for specific recipient in Exim

I need to archive important mail incoming for specific address in case it gets accidentally deleted from email server, etc. Either saving or using a pipe to archive it on backup machine is fine (I ...
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Exim version 4.72 silently drops mail sent to user beginning with plus sign

Exim 4.72 accepts emails for recipients of format "0123456@domain.my", and forwards these to our smarthost. Smarthost accepts the messages, they reach the recipient, and all this is shown in the log. ...
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Exim: rewrite MAIL FROM for message that is already in queue

I have many outgoing messages in my Exim mail queue, and all of them are from postmaster@my-domain (these messages are technical ones and are sent to several recipients each). The problem is, ...
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272 views

GoDaddy: exim4 receiving emails but fails to send on “No route to host” error

On an Ubuntu 16.04 VPS, hosted by GoDaddy, I want to be able to send email using my domain name. I created a mail user noreply@webtest.domain.com through Vestacp, installed Roundcube and checked that ...
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Rewrite unqualifed address in exim

I currently have this rewrite rule: * "$header_from:" F Which sets the envelope from address to match the From address (for correct DMARC alignment). However, when Cron runs, I get this error in ...
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370 views

Throttle outgoing mail by domain in exim

I am using exim to deliver mail generated by a web app. The gmx.net, gmx.de and web.de domains are asking me to throttle the amount of mail I send but I have trouble in getting that configured in ...
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One of recipients doesn't exist. Whole mailing is rejected by exim

We are using DirectAdmin + exim. While we are sending whole mailing to our recipients through Roundcube and one of it doesn't exist (for example s/he has been deleted mail address) we are unable to ...
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385 views

Mail stuck in exim queue for no reason?

On my server, mail is sometimes delayed for apparently no specific reason. In this example two mails were generated by systemd-cron about failing cron jobs: mailq output (domains edited): 3m 1.9K ...
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227 views

Remove or Hide Exim version

Have looked around the Internet and at ServerFault the similar question has no solution: Remove Exim version number Neither received_header_text in options config or smtp_banner is working. Seems a ...
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66 views

Exim4 router doesn't match

I have defined a router for an autoreply for a domain to send a message back to the sender that the domain will be deleted. The goal: every sender who sends email to whatever@aaa.com should receive a ...

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