Zimbra Forums

Do you send an email using Apps, webmail or mail client?

Hi Mark & JDunphy,

Thank you for share valuable discussion. I'll be take a chance to deploy what you described on your blog as It seems it will help me a lot to deal with brute-force attack and improving our anti spam strategy.

Hi,

What about disabling firewall for temporary case, looking at possible blacklist/banned IP and nmaping selected port from different IPs? You can also trying to telnet from localhost and different host.

Vavai

Hi I am having issues combating brute-force attempts on my ZCS server. I have fail2ban in place but it is not helping in this situation, they just come back from a different IP address. My accounts keep getting locked out.Ive blocked entire country's (brazil, indonesia, china) with ip lists from ip2...

Hi,

extreme wrote:Hello everyone!

Please advise how to migrate Calendar, Contacts, Tasks, Agenda from Exchange to Zimbra
Thx.

Did you try Zimbra Migration Wizard? https://www.zimbra.com/downloads/zimbra ... ion-tools/

We have an ongoing issue with our Zimbra since upgrade to 8.8.10 Every day we experienced serious issue with Zimbra being very slow for several minutes until eventually crash at sometimes. Checking on the issue we discovered a problem with a java process that we capture here in the attachements. An...

I got similar problem on Zimbra 8.7.0 upgrade into 8.8.8 on Ubuntu 14.04.5 64 bit and decided to open bug : https://bugzilla.zimbra.com/show_bug.cgi?id=108981

Hi, I have the same problem, execute this command by mistake su - zimbra /opt/zimbra/zimbra/bin/zmprov ms `zmhostname` zimbraMemcachedBindAddress 127.0.0.1 /opt/zimbra/zimbra/bin/zmprov ms `zmhostname` zimbraMemcachedClientServerList 127.0.0.1 in this zimbra 8.6 I had no memcached installed. from t...

Hi,

Just another suggestion. For such deployment, I would prefer to use multi server scenario on top of virtualization platform, so you can separate each server function on different server. Based on my experience, even using similar server specification has an increasingly performance.

Hi, Hi, I would like to setup my zimbra to open the webmail directkly only with the URL without port. This moment I need to inform the port 8443 in the URL. In the 8.5 version, I need to inform the URL as the bellow: https://mail.empresa.com I have 400 computers in my network and all are with short ...