Search found 187 matches

by zimico
Fri Aug 28, 2020 3:01 am
Forum: Administrators
Topic: Non existent account spamming
Replies: 4
Views: 739

Re: Non existent account spamming

Hi,
You can follow this wiki: https://wiki.zimbra.com/wiki/Spamming_troubleshooting

Regards,
Minh.
by zimico
Thu Aug 27, 2020 3:20 am
Forum: Administrators
Topic: antispam quit working
Replies: 6
Views: 1397

Re: antispam quit working

Hi,

Could you show the log file related to DNS Blacklist query from your Zimbra Server. For example:
#cat /var/log/zimbra.log | grep -i barracuda
How do you set up your DNS on Zimbra server?

Regards,
Minh.
by zimico
Tue Aug 04, 2020 7:33 am
Forum: Zimbra Talk
Topic: How To Install and Configure a TURN server for Zimbra Connect
Replies: 6
Views: 8599

Re: How To Install and Configure a TURN server for Zimbra Connect

Dear Randy,
It is great if you can share howto install letsencrypt and/or commercial SSL cert on Sturn server.
Many thanks and best regards,
Minh.
by zimico
Wed Jun 03, 2020 9:24 am
Forum: Administrators
Topic: Letsencrypt - Need assistance with http and nginx
Replies: 15
Views: 1894

Re: Letsencrypt - Need assistance with http and nginx

Hi, Do you open http service/port both on Zimbra and your firewall? For example, on zimbra proxy server I use: web proxy mode: redirect, proxy http port: 80, proxy https port: 443 Firewall is open for port 80/443. I am currently use https://github.com/VojtechMyslivec/letsencrypt-zimbra.git /opt/lets...
by zimico
Mon May 25, 2020 3:21 am
Forum: Administrators
Topic: Some services are not running (but they are)
Replies: 6
Views: 1335

Re: Some services are not running (but they are)

Hi,
What is output of this command (as zimbra user):
zmloggerhostmap
Regards,
Minh.
by zimico
Wed Apr 29, 2020 10:16 am
Forum: Developers
Topic: Zimbra 9’s New Zimlet Framework (1 of 3)
Replies: 1
Views: 1249

Re: Zimbra 9’s New Zimlet Framework (1 of 3)

Thank Barry for your good work!
Best regards,
Minh.
by zimico
Wed Apr 22, 2020 3:38 am
Forum: Administrators
Topic: Forwarded emails are considered as spam
Replies: 6
Views: 1242

Re: Forwarded emails are considered as spam

Hi, I think DMARC_FAIL_REJECT fired because you set up DMARC REJECT policy on DNS (internet side) and you are using split DNS setup. You can low down this score by edit /opt/zimbra/data/spamassassin/localrules/sauser.cfg as a temporary solution. score DMARC_FAIL_REJECT 2.000 score DMARC_FAIL_QUAR 2....
by zimico
Thu Apr 09, 2020 1:40 am
Forum: Administrators
Topic: Zimbra 9 now available - in case anyone missed the blog post
Replies: 42
Views: 35072

Re: Zimbra 9 now available - in case anyone missed the blog post

I just got spammed by Synacor (through Zimbra Blog). They've decided to close-source the product but they do dare to market the product like this: Security, Privacy & Data Sovereignty Zimbra 9’s dependable server infrastructure provides the security, privacy and data sovereignty Zimbra customer...
by zimico
Tue Apr 07, 2020 8:57 am
Forum: Administrators
Topic: Spam:- RBL's Not working
Replies: 12
Views: 2799

Re: Spam:- RBL's Not working

Hi,

Please refer this: https://wiki.zimbra.com/wiki/Spamming_troubleshooting
Note: If you use zimbra 8.8, the right path for postsuper is /opt/zimbra/common/sbin/postsuper

Regards,
Minh.

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