Hi, I need to renew Zimbra SSL certificate (Let's Encrypt), but Certbot is trying to generate SSL for all customer domains, which I've had configured some 2-10 years ago. I have noi idea where it is pulling those webmail.domain1.com and mail.domain2.com and smtp.domain3.com, as I removed all those d...

Weird... I had to change local LMTP lookup from "DNS" to "native" and woila!...all Deferred queue got soaked up by proper mailboxes, all messages received, queue is now empty. Wondering, how the hack could it run fine until today? 10 years on "DNS" settings, now all of ...

Hi, I am looking for ideas how to solve my situation. Yesterday we've tried to upgrade (separate) firewall in front of Zimbra server, but after quite some issues with newer Firewall firmware (could not PING, DNs not resolving...) we decided to go back to original firmware. During the upgrade and rev...

Hi, is it somehow possible to protect of unwanted accidental calendar event MOVE or DELETE by adding "Are you sure?" pop-up? I have few companies which are heavy Calendar users, they organize events via Zimbra calendar/task/todos....but sharing calendar among dozen of editors leads to occa...

Unfortunatelly, not even the upgrade or reindexing (shared) calendar account did not help.
Any other idea? Anybody?

Hi, our Zimbra 8.8.12 begun acting weird all of the sudden. We did not change anything, except we rebooted it once (shutdown/power up) due to moving to another ESXi 6.5 host. Problem? Only on MOBILE WEB CLIENT Calendar events are not shown entirely, some events are missing. Users have 4 shared calen...

I ended up opening a support ticket on this. Response is below. The workaround did work for me. We have a know bug to upgrade 8.8.12.p5 to 8.8..15. The workaround is: This can only happen when upgrade from 8.8.12.p5 to 8.8..15 . After untar the zcs-8.8.15-xxxx.tgz delete the zimbra-timezone-data rp...

Here, read page 2 towards the end:
viewtopic.php?f=13&t=66880&start=10

JDunphy, you did huge job on the subject, but please, please rewrite the instructions on WIKI to be more clear. I went through few times but still I am not sure what is the proper way, what some step does and when to run as root and when as zimbra. For example, you start the article by giving instru...

Hi, I've accidentally run wrong scrypt to renew LetsEncrypt SSL on ZCS server and it ruined some of SSLs. Now whole server does not accept commands, because it does not authenticate, because TLS is not started...nice little creepy chain of consequences :((( I could proceed, if I manage to manually c...