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Track incoming or outgoing email in zimbra

Software Effect Enterprises, Inc Posted on January 23, 2023 by SEEIJanuary 23, 2023

  How to search sent/received e-mails from a particular email id through command line(CLI) Solution If you have a multi-server installation – do this on the logging server Search for up to 1000 emails UserA@example.com has  from UserB@example.com $ zmmailbox … Continue reading →

Posted in Zimbra | Tagged cli, email, search, zimbra

Move/Copy SSL Certificate from One Zimbra Server To Another

Software Effect Enterprises, Inc Posted on February 2, 2022 by SEEIFebruary 2, 2022

On the source server – su – cp -a /opt/zimbra/ssl /sslbk tar -czf /sslbk.tgz /sslbk Copy sslbk.tgz to the / directory on the server you want to copy the certificate to On the destination server stop the zimbra service. On … Continue reading →

Posted in Zimbra | Tagged certificate, move, ssl, zimbra

Zimbra reject email by subject

Software Effect Enterprises, Inc Posted on July 4, 2021 by SEEIJuly 4, 2021

Getting a lot of email spam which has similar subject lines? You can reject it before it gets put into a mailbox As zimbra execute  zmprov gs `zmhostname` zimbraMtaHeaderChecks You should see: zimbraMtaHeaderChecks: pcre:/opt/zimbra/conf/postfix_header_checks We need to add a new … Continue reading →

Posted in Zimbra | Tagged block, filter, spam, zimbra

Web Site Certificate/SSL Tests

Software Effect Enterprises, Inc Posted on May 13, 2016 by SEEIJune 16, 2019

I have found the following two sites helpful in finding issues with the configuration of SSL secured web sites https://ssltools.digicert.com/checker/ https://www.ssllabs.com/ssltest/analyze.html Test which ciphers (TLS, SSL, etc) are enabled nmap -sV –script ssl-enum-ciphers -p 443 www.yourdomain.com Ref: https://nmap.org/nsedoc/scripts/ssl-enum-ciphers.html

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Posted in Centos 6, Centos 7, Cisco ASA, Linux, Windows, Zimbra

Zimbra SMTP PCI Compliance

Software Effect Enterprises, Inc Posted on May 20, 2018 by SEEIApril 14, 2019

For Zimbra 8.5 and newer Execute as the zimbra user: zmprov mcf zimbraMtaSmtpdTlsCiphers high zmprov mcf zimbraMtaSmtpdTlsProtocols ‘!SSLv2,!SSLv3’ zmprov mcf zimbraMtaSmtpdTlsMandatoryCiphers high zmprov mcf zimbraMtaSmtpdTlsExcludeCiphers ‘aNULL,MD5,DES’ Within 2 minutes, zmconfigd will update postfix for you, and the system will be … Continue reading →

Posted in Zimbra, Zimbra 8

Zimbra CLI Account Management

Software Effect Enterprises, Inc Posted on November 6, 2018 by SEEINovember 6, 2018

Create an account w/ password of test1234 for email address user@abc.com with the name First Z Last and make them change their password the first time they log on zmprov createAccount user@abc.com ‘test1234’ zimbraPasswordMustChange TRUE displayName ‘First Z. Last’ \ … Continue reading →

Posted in Zimbra, Zimbra 8

Localhost Or A Removed Server Showing Up In Zimbra Server Status List

Software Effect Enterprises, Inc Posted on March 17, 2018 by SEEIMarch 17, 2018

The ‘Server status’ tab in the admin console shows an extra entry for “localhost”, or a server that you removed from the system some time ago (using the zmprov deleteServer command) with all services crossed out. Resolution: First get the output … Continue reading →

Posted in Zimbra, Zimbra 7, Zimbra 8

Enabling the Zimbra Dumpster, or how to recover email after it has been deleted from the trash folder

Software Effect Enterprises, Inc Posted on January 13, 2018 by SEEIJanuary 13, 2018

Purpose With Dumpster the users (and more importantly, admins) can recover deleted files (Emails, Contacts, Calendar or apointments, Tasks, Files, etc.) from a period of time. This feature is really useful to recover specific files deleted by mistake, and makes … Continue reading →

Posted in Zimbra, Zimbra 8

List all mailboxes on a zimbra server

Software Effect Enterprises, Inc Posted on January 12, 2018 by SEEIJanuary 12, 2018

zmprov -l gaa -s `zmhostname`

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Posted in Zimbra, Zimbra 7, Zimbra 8

Enable LDAPS support in Zimbra

Software Effect Enterprises, Inc Posted on October 12, 2016 by SEEIOctober 12, 2016

Enabling LDAPS at installation time To enable LDAPS at installation time, change the port used by the LDAP server in the installation menu from 389 to 636. Enabling LDAPS after installation Modify the URL used by LDAP on all servers, … Continue reading →

Posted in Zimbra, Zimbra 7, Zimbra 8

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