Thanks to the incredible support and feedback from the community, the much-anticipated update is almost ready! We will be releasing Zimbra Daffodil 10.1 in the coming days. Preparing for your upgrade In addition to the new features in an earlier blog post, here is some additional information to consider. Zimbra New Licensing System Attention! Zimbra […]
Archive | Partners
How to disable Zimbra two factor trusted devices
By Barry de Graaff on June 26, 2024 in Did You Know, Partners, PowerTips – Admins, Security & Privacy
It is well known that you can enable 2FA in Zimbra Network Edition to enhance account security. All details on Zimbra 2FA can be found at https://wiki.zimbra.com/wiki/Zimbra_Two-factor_authentication Zimbra also enables by default the Trusted Devices feature. This allows users to enter their 2FA token only once for each device. Consider turning off the Trusted Devices […]
Upgrade & Migration Guides for upgrading to Zimbra 10
We have released the Upgrade & Migration Guides for upgrading Zimbra 8.8.15 and 9 to Zimbra version 10. For Non-NG setup you can use the following guides: In-Place Upgrade Guide (Single and Multi-Node setup)Rolling-Upgrade Guide (Multi-Node setup)For NG setup 9.0.0, 8.8.15 for both Network Edition and FOSS you can use the following guides: In-Place Upgrade […]
Spam blocklist SORBS has been shut down, update Anti-Spam settings
The spam blocklist SORBS has been shut down. By default Zimbra uses SORBS via SpamAssasin, but also many Zimbra Administrators have set-up SORBS as part of Postfix MTA restrictions. Monitor the Zimbra MTA logging in /var/log/zimbra.log and make changes to your configuration to make sure email continues to be delivered properly. Postfix reject_rbl_client Check Zimbra’s […]
Open Communication, Open Core, Open Standards: Zimbra Partner Summit
The Zimbra team had a fulfilling schedule in May. The two recent Partner Summits at Rome and Bangkok were filled with the buzzing energy of collaboration. It was a powerful reminder of the incredible partnerships we have forged. Our keynote speakers At the Partner Summit, our keynote presenters touched on the notable trend of […]
How to fix Samsung Phones not being able to send mail (ActiveSync)
In this article you will find a short how-to on how to fix the issue that some Samsung phones can receive mail, see calendars, but cannot send mail via Zimbra. Users will see messages go immediately to the outbox with a warning that the message was not sent. ActiveSync protocol version This issue affects only […]