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Rspamd: A replacement for Spamassassin & Postscreen

Last post by lozair « Fri Mar 26, 2021 11:21 am
Replies: 199
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by phoenix » Sat Jul 29, 2017 3:19 pm

I've been looking for a suitable replacement for DSPAM, a project that was good but died and became unmaintained then totally removed from Zimbra. In...
199 Replies

1133734 Views

Last post by lozair View the latest post
Fri Mar 26, 2021 11:21 am

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Last post

A Grafana Dashboard for Zimbra Collaboration

Last post by davidkillingsworth « Thu Apr 08, 2021 4:11 am
Replies: 84
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Attachment(s) by jorgedlcruz » Tue Aug 08, 2017 12:50 am

Hello everyone,
I've been working on a spare project using Grafana and Zimbra Collaboration. This dashboard, based on the well-known pflogsumm,...
84 Replies

178038 Views

Last post by davidkillingsworth View the latest post
Thu Apr 08, 2021 4:11 am
Another Letsencrypt method

Last post by zimbraxtc « Sun Apr 04, 2021 3:12 pm
Replies: 115
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by JDunphy » Fri Nov 04, 2016 6:52 pm

Thought I would share a method that I prefer over installing and allowing the letsencrypt software to take over my zimbra host. For those users that...
115 Replies

234831 Views

Last post by zimbraxtc View the latest post
Sun Apr 04, 2021 3:12 pm
Zimbra 9 - FOSS

Last post by ianw1974 « Tue Dec 29, 2020 8:49 pm
Replies: 54
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by jorgedlcruz » Wed Apr 15, 2020 8:22 am

Hi guys,
Have you seen the unofficial version Beezim has released? It is for RHEL/CentOS, but interesting -

I was looking at how to build your own...
54 Replies

48339 Views

Last post by ianw1974 View the latest post
Tue Dec 29, 2020 8:49 pm
certbot-zimbra v0.2

Last post by JDunphy « Tue Sep 08, 2020 7:53 pm
Replies: 7
by maxxer » Sun Sep 10, 2017 8:30 am

Hi
An update for the users of this script: I've partially rewritten it so that now it patches nginx's template file instead of production ones....

7 Replies

37947 Views

Last post by JDunphy View the latest post
Tue Sep 08, 2020 7:53 pm
Open Source, an interesting read

Last post by phoenix « Wed Jul 29, 2020 2:59 pm
Replies: 2
by phoenix » Tue Jul 21, 2020 9:47 am

I somehow seem to have missed this interesting article:

I think there are a few lessons and words of wisdom in there for Synacor but I don't think...

2 Replies

8088 Views

Last post by phoenix View the latest post
Wed Jul 29, 2020 2:59 pm
Zimbra 9 now available - in case anyone missed the blog post

Last post by rholighaus « Tue May 19, 2020 5:06 pm
Replies: 42
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by phoenix » Tue Apr 07, 2020 5:44 pm

Release Notes:

Before anyone asks, there doesn't appear to be an OSS version available (yet?) for download and the new Modern Web App is only...
42 Replies

47170 Views

Last post by rholighaus View the latest post
Tue May 19, 2020 5:06 pm
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by Lewis-H « Wed Apr 22, 2020 1:24 pm
Replies: 8
Attachment(s) by jorgedlcruz » Mon Aug 14, 2017 12:20 pm

Hello everyone,
I've been working on a spare project using SNMP and Zimbra Collaboration. This project uses a modified version of the popular...

8 Replies

38136 Views

Last post by Lewis-H View the latest post
Wed Apr 22, 2020 1:24 pm
CVE-2019-9670 being actively exploited (Hacked Server)

Last post by phoenix « Sun Feb 16, 2020 7:22 am
Replies: 248
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Attachment(s) by maxxer » Wed Apr 03, 2019 2:32 pm

As many repoted on IRC, the latest security bug found in Zimbra is being actively exploited in the wild.

It's easy to find a compromised install...
248 Replies

409492 Views

Last post by phoenix View the latest post
Sun Feb 16, 2020 7:22 am
STARTTLS everywhere

Last post by FredKarno « Thu Jul 11, 2019 12:39 pm
Replies: 7
by phoenix » Sat Jun 30, 2018 9:38 am

Following on from their success with Let's Encrypt (and certbot) the Electronic Frontier Foundation have launched an initiative to get all mail...

7 Replies

30569 Views

Last post by FredKarno View the latest post
Thu Jul 11, 2019 12:39 pm
memcached amplification attack

Last post by davidkillingsworth « Thu May 30, 2019 12:12 pm
Replies: 16
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by reason2008 » Thu Mar 01, 2018 12:06 am

Is this anything we need to be concerned about? My server is behind a firewall and doesn't allow the port addressed in the article.
16 Replies

46183 Views

Last post by davidkillingsworth View the latest post
Thu May 30, 2019 12:12 pm
Reverse DNS and multiple domains on same IP

Last post by Klug « Sat Apr 17, 2021 7:29 am
Replies: 7
Attachment(s) by kdiamond » Thu Apr 15, 2021 7:48 pm

Hi.

Can anyone explain to me the correct approach for the following:

I have:
PTR 193.77.83.XXX that resolves to mail.domain1.com
primary mail...

7 Replies

314 Views

Last post by Klug View the latest post
Sat Apr 17, 2021 7:29 am
Zimbra 8.7.0 to 8.7.11 Patch 9 servers being exploited

Last post by rleiker « Fri Apr 16, 2021 5:08 pm

by rleiker » Fri Apr 16, 2021 5:08 pm

Hi Everyone,

Zimbra was included in a news release yesterday from the NSA as one of the targets of a nation state campaign:

In this campaign, the...

0 Replies

144 Views

Last post by rleiker View the latest post
Fri Apr 16, 2021 5:08 pm
ImapCopy to Zimbra port 143

Last post by kdiamond « Fri Apr 16, 2021 2:18 pm
Replies: 1
by kdiamond » Fri Apr 16, 2021 2:12 pm

Hi.

A noob question.

I've been using ImapCopy with success in the past. Port for both servers (source and destination) 143

Login on sourceserver...

1 Replies

118 Views

Last post by kdiamond View the latest post
Fri Apr 16, 2021 2:18 pm
Enabling TLS 1.3, removing v1 and v1.1 and ensuring that only strong ciphers are used

Last post by ccelis5215 « Fri Apr 16, 2021 2:01 pm
Replies: 2
by davidkillingsworth » Fri Apr 16, 2021 12:39 am

I have been going through the process of enabling TLS 1.3 after updating to 8.8.15 Patch 20. At the same time, I am disabling TLSv1 and TLSv1.1

The...

2 Replies

260 Views

Last post by ccelis5215 View the latest post
Fri Apr 16, 2021 2:01 pm
Adding another port for receiving email

Last post by phoenix « Fri Apr 16, 2021 10:38 am
Replies: 3
by Zecca » Wed Apr 14, 2021 2:55 am

Dear,
I want to ask about adding another port for receiving email, not for sending email. I try looking on the forum but it seems i can't find it....

3 Replies

360 Views

Last post by phoenix View the latest post
Fri Apr 16, 2021 10:38 am
MAILER-DAEMON goes haywire when mail can't be delivered

Last post by aduzsardi « Fri Apr 16, 2021 9:24 am
Replies: 2
by aduzsardi » Thu Apr 15, 2021 7:40 am

Hi ,
I recently encountered an issue where we sent some email messages to a domain that rejected them and the account from which the messages were...

2 Replies

179 Views

Last post by aduzsardi View the latest post
Fri Apr 16, 2021 9:24 am
Retrieving a List of Aliases Using a Database Query

Last post by ccelis5215 « Thu Apr 15, 2021 8:43 pm
Replies: 3
by Ilya » Thu Apr 15, 2021 4:28 am

What query in the database can you get a list of aliases?
Zimbra 8.8.15

I am aware of the capabilities of zmprov. BUT, due to the number of users...

3 Replies

237 Views

Last post by ccelis5215 View the latest post
Thu Apr 15, 2021 8:43 pm
[8.8.15_GA4018.NETWORK] Exchange Active Sync is not working when trying to login on phone.

Last post by vdou « Thu Apr 15, 2021 8:29 pm
Replies: 1
by vdou » Thu Apr 15, 2021 1:07 am

Hi all,

I am completely new at installing/configuring Zimbra for mobile exchange active sync support. I have enabled in COS the mobile access and...

1 Replies

152 Views

Last post by vdou View the latest post
Thu Apr 15, 2021 8:29 pm
DKIM issue when marking email as spam [SOLVED]

Last post by chris_60 « Thu Apr 15, 2021 6:49 pm
Replies: 3
by chris_60 » Thu Apr 15, 2021 12:57 pm

OS: Ubuntu 18.04.5 LTS
Zimbra: Release 9.0.0.ZEXTRAS.202007114.UBUNTU18.64 UBUNTU18_64 FOSS edition, Patch 9.0.0_P13.

I have DKIM configured and...

3 Replies

211 Views

Last post by chris_60 View the latest post
Thu Apr 15, 2021 6:49 pm
Migration centos 6+zimbra 8.0.6 to centos 8+zimbra 8.8.15

Last post by juan_cipolletti « Thu Apr 15, 2021 5:37 pm
Replies: 5
by juan_cipolletti » Thu Apr 15, 2021 1:56 pm

Hi, I'm new to the forum and in the world of zimbra, I'm doing a migration test before doing the productive thing, I'm testing with CLI commands, the...

5 Replies

187 Views

Last post by juan_cipolletti View the latest post
Thu Apr 15, 2021 5:37 pm
FOSS 8.8.15P20 problem with mail queue monitoring

Last post by danci1973 « Wed Apr 14, 2021 3:00 pm
Replies: 13
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by Andy » Sat Apr 03, 2021 12:57 pm

Hi,

I have FOSS version on CentOS6. After install last patch i can't view mail queue - get error like this:
system failure: exception...
13 Replies

4571 Views

Last post by danci1973 View the latest post
Wed Apr 14, 2021 3:00 pm
Encoding while import Signatures

Last post by phoenix « Wed Apr 14, 2021 6:25 am
Replies: 3
by TKowalski » Fri Oct 09, 2015 12:49 pm

I've problem while importing signatures.
My script:
#!/bin/bash FILES=/opt/import/sig/* for f in $FILES do signature=`cat $f` ...

3 Replies

740 Views

Last post by phoenix View the latest post
Wed Apr 14, 2021 6:25 am
copy to Sent items when sending from Pyhton

Last post by st3 « Wed Apr 14, 2021 5:28 am
Replies: 2
by st3 » Tue Apr 13, 2021 9:17 am

Hi, everyone!
I'm sending messages to clients from different Python and PHP scripts and the messages are not saved to the accounts Sent Items folder....

2 Replies

708 Views

Last post by st3 View the latest post
Wed Apr 14, 2021 5:28 am
No puedo recibir correos de ciertos dominios

Last post by angelo.villa « Tue Apr 13, 2021 8:50 pm

by angelo.villa » Tue Apr 13, 2021 8:50 pm

Estimados

Tengo problemas para poder recibir correos electronicos de ciertos dominios, este es el log que me sale en el servidor. Soy novato en esto...

0 Replies

170 Views

Last post by angelo.villa View the latest post
Tue Apr 13, 2021 8:50 pm
use http has cookie issue after change web proxy mode to both

Last post by kdiamond « Tue Apr 13, 2021 7:48 pm
Replies: 3
by alexchenx » Thu Dec 21, 2017 2:38 am

Because of some network issue by my government, I can't access my mail server by https now, so I want to change proxy mode to only http or both, when...

3 Replies

1842 Views

Last post by kdiamond View the latest post
Tue Apr 13, 2021 7:48 pm

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