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Zimbra Postgrey

Software Effect Enterprises, Inc Posted on February 2, 2016 by SEEIFebruary 7, 2023

Note: for Zimbra 8.6 and newer yum -y install epel-release yum -y install postgrey vim /etc/rc.d/init.d/postgrey find OPTIONS=”–unix=$SOCKET” replace with OPTIONS=”–inet=10023″ Centos 7 yum -y install epel-release yum -y install postgrey vim /etc/sysconfig/postgrey replace the line POSTGREY_OPTS=”–delay=60″ with POSTGREY_OPTS=”–delay=300 –inet=10023″ … Continue reading →

Posted in Zimbra 8 | Tagged graylist, greylist, postgrey

ERROR [ScheduledTask-2] [name=galsync@domain.com;mid=116;ds=external;] gal – Error executing gal search

Software Effect Enterprises, Inc Posted on November 25, 2019 by SEEINovember 25, 2019

I found an error in the /opt/zimbra/log/mailbox.log on my zimbra server 2019-11-25 14:12:11,593 ERROR [ScheduledTask-2] [name=galsync@domain.com;mid=116;ds=external;] gal – Error executing gal search com.zimbra.cs.ldap.LdapException: LDAP error: – unable to get connection: ldap host=: An error occurred while attempting to connect to … Continue reading →

Posted in Zimbra 8 | Tagged error, gal, no route to host, zimbra

Zimbra Distribution List from CLI

Software Effect Enterprises, Inc Posted on July 30, 2019 by SEEIAugust 1, 2019

I wanted to create a distribution list named testlist@mydomain.net Create the list zmprov cdl testlist@mydomain.net Set the reply-to as feedback@mydomain.net, the reply-to display name as Feedback. Force approval for subscriptions and unsubscriptions and hide the list in the GAL zmprov … Continue reading →

Posted in Zimbra 8 | Tagged distribution list, zimbra

Disable TLS 1.0 and 1.1 In Zimbra Proxy

Software Effect Enterprises, Inc Posted on April 14, 2019 by SEEIApril 14, 2019

zmprov mcf -zimbraReverseProxySSLProtocols TLSv1 zmprov mcf -zimbraReverseProxySSLProtocols TLSv1.1 zmprov modifyConfig zimbraReverseProxySSLCiphers ‘!AES128-SHA256:!AES128-SHA:!CAMELLIA256-SHA:!CAMELLIA128-SHA!AES256-SHA:!AES256-SHA256:!AES256-GCM-SHA384:!AES128-GCM-SHA256:!ADH:!eNULL:!aNULL:!DHE-RSA-AES256-SHA:!SSLv2:!MD5:!EXPORT:!DES:!PSK:!RC4:HIGH’ zmproxyctl restart Now when you run a test at Qualys SSL Labs you should be able to have your Protocol Support score at 100% as part of your … Continue reading →

Posted in Zimbra 8

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

Create your own RHSBL

Software Effect Enterprises, Inc Posted on September 30, 2017 by SEEIOctober 9, 2017

I was having problems with receiving emails from multiple ip addresses – but all of them being addressed from the same set of email addresses. In Zimbra this can be addressed using zimbraMtaSmtpdSenderRestrictions and setting up a file with a … Continue reading →

Posted in Windows, Zimbra 8

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