describe LOCAL_RULE_RIPE_1 Spam passed through possible spammer relay
describe LOCAL_RULE_RIPE_4 Spam passed through possible spammer relay
43 KB (6,258 words) - 14:04, 25 August 2022
===Relay Domain Forwarding===
**** "Add an facility to detemine internal relay users in admin"
72 KB (9,074 words) - 19:28, 20 June 2016
<div class="Bulleted1_inner">Postfix MTA, for mail routing, mail relay, and attachment blocking</div>
Postfix performs the Zimbra mail transfer and relay. It receives inbound messages via SMTP, and hands off the mail messages to
21 KB (3,029 words) - 14:27, 13 July 2015
...x/smtp[1177223]: 3A03D13B331: to=<21e483cb0892f86f@do.havedane.net>, relay=127.0.0.1[127.0.0.1]:10026, delay=0.13, delays=0.02/0.01/0.01/0.1, dsn=2.0.
...smtp[1177223]: 3A03D13B331: to=<21e483cb0892f86f@dont.havedane.net>, relay=127.0.0.1[127.0.0.1]:10026, delay=0.13, delays=0.02/0.01/0.01/0.1, dsn=2.0.
8 KB (1,134 words) - 10:39, 22 February 2022
relay=mail.yourdomain.com[17.218.128.55]:7025 **INCORRECT**
relay=mail.yourdomain.com[192.168.1.17]:7025 **CORRECT**
11 KB (1,697 words) - 21:16, 1 April 2015
=Sending mail through an external relay=
...nt if each of your Zimbra MTA servers has to send email through a separate relay.
5 KB (674 words) - 21:59, 12 July 2015
* ''mailrelay.example.com'' as the outgoing relay,
== Setting a relay host ==
8 KB (1,191 words) - 04:52, 19 June 2018
relay=ldap2.zimbra.homeunix.com[192.168.1.172]:7025, delay=2.2, delays=0/0.02/0.1
''''Note, I did have an external MTA relay server setup for zimbra. I was doing this test from home.'''''
49 KB (6,070 words) - 00:58, 21 June 2016
relay_domains = $mydestination, $mynetworks, hash:/etc/postfix/relay-domains
Now we'll setup the relay-domains file. Adjust my example for your domain using substitution in vi [
53 KB (7,730 words) - 13:42, 21 June 2016
** "How to troubleshoot mail relay issues in Exchange Server 2003 and in Exchange 2000 Server"
** "Setting up SMTP domains for inbound and relay e-mail in Exchange 2000 Server and in Exchange Server 2003"
42 KB (6,459 words) - 19:24, 20 June 2016
=Relay per Domain=
...fic server only, i.e using zimbraMtaRelayHost. However, there are needs to relay emails per domain basis based on '''the sender'''. For example, you want em
3 KB (457 words) - 10:41, 6 August 2018
*You are observing "Relay Access Denied" errors in the MTA log (/var/log/zimbra.log) for hosts or sub
*You are observing "Relay Access Denied" errors in the MTA log (/var/log/zimbra.log) for the zimbra s
4 KB (638 words) - 14:45, 13 July 2015
to=<admin@mail-172.example.com>,
relay=127.0.0.1[127.0.0.1]:10026, delay=4.4, delays=0.22/0.03/0.4/3.7, dsn=2.0.0,
to=<admin@mail-172.example.com>,
relay=127.0.0.1[127.0.0.1]:10032, delay=2.7, delays=0.3/0.04/0.01/2.3, dsn=2.0.0,
19 KB (2,971 words) - 16:09, 8 April 2015
...utbound on port 25. Instructions are included on setting the Outgoing SMTP relay to point to a service such as Sendgrid, MailJet, or Mailgun that will need
...such as Sendgrid, Mailjet, or Mailgun. Configure the Zimbra MTA service to relay outbound mail through that service.</li>
13 KB (1,342 words) - 09:46, 8 July 2016
'''Mail relay authorization options to know are:''' [http://www.postfix.org/SASL_README.h
# With Postfix 2.10 and later, the mail relay policy is
20 KB (2,793 words) - 10:49, 20 June 2016
== Modifying the relay networks ==
...ts or networks to send email through your MTA, you add them to the allowed relay list. ''Be careful'', misconfiguration of this can allow malicious outside
1 KB (198 words) - 11:39, 12 July 2015
...with configuring Postfix may know this Split Domain concept as Postfix '''Relay Domains''' (see for example Chapter 13 of ''The Book of Postfix'' by Hildeb
...tication). If correct, postfix will accept only the local emails and still relay when it needs.
16 KB (2,572 words) - 01:58, 11 July 2015
...destined to the shared SMTP address space is interpreted as an attempt to relay. In this situation, Exchange does not accept the incoming e-mail. Additiona
...eceive messages for the shared e-mail address space, you must let Exchange relay messages to this domain. This setting lets all the SMTP virtual servers tha
18 KB (2,890 words) - 10:51, 25 August 2015
...s7-ga postfix/lmtp[24064]: 8D50320834: to=<admin@zcs7.cork.zimbralab.com>, relay=zcs7-ga.cork.zimbralab.com[10.21.71.188]:7025, delay=0.18, delays=0.02/0.02
...s a workaround to workaround an issue with a not-so-elastic 3rd party SMTP relay not allowing emails to come from a certain hostname, and this could not be
8 KB (1,158 words) - 11:25, 30 March 2015
...ab on the administration console and uncheck Enable DNS lookups. Enter the relay MTA address to use for external delivery.
'''Note:'''Even if a relay host is configured, an MX record is still required if the Zimbra Collaborat
66 KB (9,328 words) - 01:07, 15 July 2016
...:28:10 mail postfix/local[30987]: 079474CE44: to=<postmaster@example.com>, relay=local, delay=0.27, delays=0.14/0.05/0/0.08, dsn=2.0.0, status=sent (deliver
...1720]: B5D38380E5: to=<user@example.com>, orig_to=<user@mail.example.net>, relay=127.0.0.1[127.0.0.1]:10024, delay=133927, delays=133023/0/0.01/903, dsn=4.4
18 KB (2,506 words) - 21:13, 26 October 2020
...works: WebRTC traffic between different networks requires a TURN Server to relay the traffic between peers who reside on different networks.
7 KB (1,102 words) - 21:54, 28 April 2020
Oct 25 16:56:18 mta postfix/smtp[26452]: 1991520301E: to=<rking@zimbra.com>, relay=127.0.0.1[127.0.0.1]:10026, delay=0.29, delays=0.23/0.05/0.01/0, dsn=4.7.5,
If your 3rd party relay uses port 587, ignore this article.
3 KB (473 words) - 16:43, 29 October 2019
=Another server has to relay mails via Zimbra, without authentication=
Another server has to relay mails via Zimbra, without authentication.
754 bytes (85 words) - 13:48, 11 July 2015
relay=zcs723.EXAMPLE.com[10.137.27.32]:7025, delay=0.85, delays=0.11/0.01/0.39/0.
relay=127.0.0.1[127.0.0.1]:10024, delay=32, delays=0.16/0.09/5.3/26, dsn=2.0.0,
6 KB (830 words) - 13:32, 22 June 2016
*A Message Transfer Agent or Mail Transfer Agent or Mail Relay is software that transfers electronic mail messages from one computer to an
*ZCS includes a precompiled version of Postfix to route and relay mail and manage attachments. Postfix receives inbound messages via SMTP, pe
15 KB (2,326 words) - 16:02, 3 March 2015
...ications can also use SMTP for the submission of mail to an MTA server, or relay. In contrast, Client applications would use POP or IMAP for the retrieval o
Postfix performs the Zimbra mail transfer and relay of mail. Postfix receives inbound messages via SMTP (or SMTPS), and hands o
21 KB (3,044 words) - 20:39, 15 April 2015
=SMTP fallback relay=
...you can configure Zimbra's MTA to fallback on other MTA machines that can relay messages.<br>
1 KB (193 words) - 09:23, 13 July 2015
...:35:11 toi-store postfix/smtp[5403]: 3255F6C768: to=<test1@in.zimbra.com>, relay=127.0.0.1[127.0.0.1]:10024, delay=1.6, delays=0.02/0.02/0.25/1.3, dsn=2.0.0
...:11 toi-store '''postfix/smtp[5407]: A48806C769: to=<test1@in.zimbra.com>, relay=10.66.118.238[10.66.118.238]:25''', delay=0.25, delays=0.01/0.03/0.17/
2 KB (268 words) - 13:11, 24 March 2015
to=<user-20081211@example.com.archive>, relay=archive.example.com[X.X.X.93]:7025,
to=<user-20081211@example.com.archive>, relay=archive.example.com[X.X.X.93]:7025,
20 KB (2,831 words) - 01:02, 21 June 2016
The Postfix MTA will fail to relay mail if it cannot successfully connect to the backend LDAP server. In ZCS
...TLS/SSL subsystem is not properly configured, the Postfix MTA will fail to relay mail in and out of the server.
2 KB (281 words) - 23:43, 10 July 2015
...er the accounts are migrated, you stop. Before proceeding, change the mail relay information to point to the Zimbra server instead of the Exchange server. T
...color="#000000" face="Arial"> Before proceeding you should change the mail relay information for these users to point to the Zimbra server instead of the Ex
17 KB (2,369 words) - 21:18, 12 July 2015
...there might be an argument for a group of youngster to be groomed for 4x1 relay but don't think we have the depth Tuve el corazon secuestrao en un zulo, é
4 KB (624 words) - 10:34, 14 July 2012
...1 03:28:16 mta2 postfix/smtp[2326054]: 02DEC202BDF0: to=<bob@example.com>, relay=127.0.0.1[127.0.0.1]:10026, delay=0.18, delays=0.1/0.01/0/0.06, dsn=4.5.0,
1 KB (131 words) - 11:15, 20 December 2023
...ser's password is compromised, the Server default setup allows the user to relay emails using a different email address than the one uses to authenticate wi
4 KB (610 words) - 18:08, 11 July 2015
...ser's password is compromised, the Server default setup allows the user to relay emails using a different email address than the one uses to authenticate wi
4 KB (543 words) - 15:18, 28 April 2020
...such as Sendgrid, Mailjet, or Mailgun. Configure the Zimbra MTA service to relay outbound mail through that service.</li>
13 KB (1,717 words) - 18:24, 29 November 2017
Sometimes, we may not see anything in the logs, and then we should relay on different troubleshooting. The below steps are to give you more ideas as
5 KB (806 words) - 16:56, 23 June 2017
...l_networks + any IP's that you trust to not forge their header. They might relay spam but not initiate spam.
15 KB (2,531 words) - 13:33, 11 February 2020
This will disable the use of your Zimbra as a relay for your users, meaning the users can only send outgoing mail via ActiveSyn
18 KB (2,838 words) - 13:26, 17 July 2023
Without the following setting, MTA will act like Open-Relay and spammer can use our MTA to send mails. After the implementation, all t
18 KB (2,765 words) - 08:28, 21 November 2023
...nfobox|{{admin}}|{{ZCS 6.0}}|{{ZCS 5.0}}|}}Configuring transport tables to relay emails to a different mail server. In this example I am forwarding all emai
3 KB (399 words) - 16:16, 27 March 2015
- [[Outgoing SMTP Authentication]] for authenticating to your relay host
597 bytes (91 words) - 16:15, 27 March 2015
...ine in /etc/nsswitch.conf). If you do this but don't also specify an SMTP relay host (typically your ISP's SMTP server), which will take care of checking D
4 KB (694 words) - 10:47, 12 July 2015
If you want the Zimbra server to relay all mail destined for a particular domain (say, example.com) to another mta
6 KB (882 words) - 10:31, 12 July 2015
.... In this case, there's a 15MB max message size limit by the companies mta relay edge device. Zimbra wasn't the problem in this case. '''Note''' - please re
10 KB (1,513 words) - 15:14, 21 April 2019
Please review [[ZimbraMtaMyNetworks]], you will need to enable relay for your internal network (where your users are).
4 KB (535 words) - 02:40, 4 February 2022
...u can let it install Postfix, and during configuration specify a dedicated relay server, which you should set to one of your existing Zimbra MTA hosts.
10 KB (1,761 words) - 17:26, 24 March 2015
relay=ubu03.zmb.moc[192.168.5.63], delay=34, status=deferred (host ubu03.zmb.moc[
6 KB (739 words) - 17:12, 24 March 2015
...MrPickles postfix/pipe[9137]: 251EC1E1BA1: to=<mailman@lists.keekles.org>, relay=mailman, delay=0.1, delays=0.01/0.01/0/0.08, dsn=2.0.0, status=sent (delive
23 KB (2,958 words) - 13:23, 13 July 2015
...e this possible, Postfix supports per-sender SASL passwords and per-sender relay hosts. In the example below, the Postfix SMTP client will search the SASL p
6 KB (923 words) - 17:00, 8 August 2011
Relay mail to Primary with:
10 KB (1,495 words) - 09:53, 13 July 2015
...u can let it install Postfix, and during configuration specify a dedicated relay server, which you should set to one of your existing Zimbra MTA hosts.
10 KB (1,719 words) - 18:09, 24 March 2015
If your MX records point to a spam-relay or any other external non-Zimbra server, enter the name of that server in t
8 KB (1,123 words) - 17:07, 20 June 2016
...2 05:17:56 mail postfix/qmgr[12229]: 56A793151483: to=<USER@DOMAIN.net>, relay=none, delay=29404, delays=29404/0.08/0/0, dsn=4.4.1, status=deferred (deliv
55 KB (8,406 words) - 13:35, 21 June 2016
configuration specify a dedicated relay server, which you should set to one of your existing Zimbra MTA hosts.
14 KB (2,350 words) - 19:51, 25 March 2015
|Mail Relay Roundtrip Time
48 KB (7,341 words) - 13:38, 3 August 2015
...ly works for users in Webmail, to the entire system, <s>including the open RELAY networks</s> and authenticated users.
5 KB (656 words) - 21:03, 12 July 2015
