Search found 7 matches

by Peter Parker
Tue Nov 12, 2019 8:22 am
Forum: Administrators
Topic: VirusTotal check for Zimbra emails
Replies: 21
Views: 2548

Re: VirusTotal check for Zimbra emails

Hi Maxxer, I successfully started services as your guide, and now, I'm getting the error as below, I can't figure out, could you please give me some advice. [root@mail ~]# journalctl -fu amavis-vtd -- Logs begin at Mon 2019-11-11 00:05:42 +07. -- Nov 12 15:06:20 mail.zoholab.com amavisvtd[16553]: 20...
by Peter Parker
Sun Nov 10, 2019 11:39 am
Forum: Administrators
Topic: VirusTotal check for Zimbra emails
Replies: 21
Views: 2548

Re: VirusTotal check for Zimbra emails

Hi Maxxer,

As your guide, it still working with Centos, isn't it?.

As far as I know, we need to create an amavis-vtd.service through manually, or it will automatically generate when we installed the packages.

https://www.linode.com/docs/quick-answers/linux/start-service-at-boot/
by Peter Parker
Wed Oct 16, 2019 8:15 am
Forum: Administrators
Topic: Script to investigate nginx.access.log and attackers
Replies: 3
Views: 1529

Re: Script to investigate nginx.access.log and attackers

Hi JDunphy,

Thank you very much for sharing with us this script. I'm facing this problem.
by Peter Parker
Thu Jun 21, 2018 8:52 am
Forum: Administrators
Topic: Fail2Ban on Zimbra 8.8 with Centos 7
Replies: 1
Views: 4119

Fail2Ban on Zimbra 8.8 with Centos 7

Hi guys, I’m having a multi-server Zimbra environment as follow: 1 LDAP + 2 MTA + 2 MAILBOX + 1 PROXY. I’m setting Fail2Ban on Zimbra 8.8 with Centos 7 to prevent the brute force attacks. I’m following this article http://linux-sys-adm.com/how-to-configure-firewall-and-fail2ban-for-prevent-brute-for...
by Peter Parker
Thu May 24, 2018 8:27 am
Forum: Administrators
Topic: Sender address rejected: Domain not found
Replies: 1
Views: 628

Sender address rejected: Domain not found

Hi guys, I'm running into problems with sending mail on our mailserver. Some mails are sent and delivered without any problems (eg Gmail), while others are deferred with "Sender address rejected: Domain not found" Here are the logs for a specific mail that was trying to be sent: May 24 03:...
by Peter Parker
Mon May 07, 2018 6:46 am
Forum: Installation and Upgrade
Topic: Zimbra behind HaProxy
Replies: 0
Views: 2835

Zimbra behind HaProxy

Hi guys, :D I have been recently installed Zimbra behind HaProxy. HaProxy will load balancing for two MTA. I have configured front-end & backend on HaProxy as you can see the below. I also configured on Outlook to send test email-message. All tests completed successfully. But, I have the problem...
by Peter Parker
Mon Apr 09, 2018 2:53 am
Forum: Administrators
Topic: Zimbra is not working with CBpolicyd
Replies: 2
Views: 2491

Zimbra is not working with CBpolicyd

Hi guys, My boss said that he wants to limit sending message from domain local to outside and outside to any domain with maximum message 200 email/user/hour and he also wants to install Zimbra and Policyd on 2 hosts. So, I have installed on my lab 2 hosts with a scenario as below: Host A: Zimbra Ser...

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