If you ever getting email spoofing that using email on display name like below Please try below tips. I am
Continue readingCategory: Zimbra
Zimbra Tips : How To Add Subject Information on Message Trace
Update 30 May 2022 Add utf-8 decode support. The guidance refer to this link: Decode Subject Email MIME Header RFC
Continue readingZimbra Tips : How To Restrict SASL Login/Access
Zimbra have functions to enable access to IMAP/POP on all users. Admin can perform check/uncheck to enable/disable that function on
Continue readingSolved : Proxy Not Running After Upgrade Into Zimbra 8.8.8
Yesterday, one of my Team do upgrading Zimbra from 8.7.0 to 8.8.8. Zimbra server using Ubuntu 14.04 and Zimbra NE.
Continue readingHow To Migrate Buddy List From ZeXtras Chat into Zimbra Chat
Few days ago, i am perform upgrading Zimbra NE from 8.6 into 8.8.3 on my client. When upgrading into Zimbra
Continue readingSolved : Cannot Access Webmail Zimbra 8.8 from IP Address
Few days ago, i am migrating Zimbra 8.6 running on SLES into Zimbra 8.8 running on CentOS 7 at my
Continue readingZimbra Tips : How To Disable Disclaimer When Reply and Forward Email
When you configure disclaimer on Zimbra, disclaimer will display on every email that you sent, reply or forward. Yes, you can
Continue readingZimbra Tips : How To Display Zimbra Account More Than 5000 Users
By default, Zimbra have limitation to display account on Zimbra Admin up to 5000 users. I have some clients who have
Continue readingZimbra Tips : How To Enforce SPF Checking For Incoming Email
Before configure this guidance, please make sure you’ve configured SPF checking from this link : https://imanudin.net/2016/03/11/zimbra-tips-how-to-enable-spf-checking-for-incoming-connection/. When you’ve done, by default
Continue readingZimbra Tips : How To Enable PTR/Reverse DNS Lookup for Incoming Email
Most of spam email sent from public IP who did not have PTR/Reverse DNS. What is PTR/Reverse DNS, you can
Continue readingZimbra Tips : How To Enable DKIM/DomainKeys Checking/Verify for Incoming Email
From previous article, you can configure and validate DKIM records on Zimbra which is used to increase email reputation. The configuration will increase
Continue readingScript Automatic Restart Services when Zimbra Stopped/Not Running
If you have Zimbra and running on VMware, you can configure automatic restart when one or some services not running/stopped
Continue readingZimbra Tips : How To Insert Picture on Disclaimer
If you have disclaimer on your Zimbra and want to insert picture (like company logo), i hope this guidance can
Continue readingSolved : Timed out while sending message body on Email Server
If you get message “timed out while sending message body” on queue, please try to decrease MTU value on network
Continue reading