I assume this is the same issue as posted on the z-push forum (https://forum.kopano.io/topic/2818/clas ... -found-1/4) related to a corrupted z-push file

If anyone uses ProofPoint for external mail scanning and rbl lookups using multi.subrbl.org, be aware that at least one of the ProofPoint Dispatch Servers is blacklisted on multi.surbl.org today. All external incoming mail to our zimbra server was being blocked because of this.

Drop the profiles from your devices, and add them back pointing to the zimbra/zextras server instead of the z-push one.

Turn the z-push server off!

Unless you want to follow one of the tutorials on hacking the zimbra nginx files, the safer way to setup z-push with zimbra is to use a separate server for z-push. Zimbra's nginx files always have the handler for Microsoft-Server-ActiveSync built in - just the handler does not exist in the FOSS inst...

We are using z-push with zimbra OSS 8.8.15 with no problems. There were no z-push config changes coming from zimbra 8.6. Using latest z-push from repositories and latest zimbra backend. Ping me if you run into any issues and I will try to help.

Works great. Have auto-renewed twice now. Thank you.

Hi Maxxer, I have used the beta4 version of the script, and it works great to get and deploy a new certificate. All I needed to do was temporarily open port 80 on the firewall. However, if I run the command /path-to/certbot-zimbra-0.4.0-beta/certbot_zimbra.sh -n a second time, I get a menu - presuma...

Release 68 of the z-push zimbra backend has been uploaded to SourceForge https://sourceforge.net/projects/zimbrabackend/ As always - please read the full Release Notes before upgrading Changes Made To Revision 68: - Rename BackendSearchZimbra constructor for PHP 7+ compatability - Add third paramete...

We had this happen unexpectedly a number of months ago. We had to follow the troubleshooting steps on the Microsoft Live Postmaster site to get unblocked. It was a largely automated process.

https://postmaster.live.com/pm/troubleshooting.aspx

Nginx is mandatory for the admin console now?