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Zimbra: How to Reset an User or Administrator password

October 4, 2016 by @HKw@! | No Comments | Filed in Email

zimbra_identity_color_highres-png-440pxUser forgot their email password is a very common IT Support case. In Zimbra mail server, changing email password can be easily done with Admin Console. How about email administrator lost their administrator password? Without Administrator password, you unable to login to Admin Console to reset password. So, is there any way to reset it?

The answer is yes. Below are the few steps show you how to change password for  user or Administrator using CLI.

A) SSH to your email server

B) login as zimbra user

su - zimbra

C) Use command line utility (CLI) zmprov setpassword to reset password


zmprov sp <admin email address> <new password>


zmprov sp adminname@domain.com password

After changed, try to access Admin Console with new password, it should work now 🙂

How to use Telnet command to test your Email Server connectivity

December 18, 2012 by @HKw@! | No Comments | Filed in Command line, Email, Linux, Mac OS X, Windows

Telnet is a network protocol used on the Internet or local area networks which allows a client to talk to a server remotely. Telnet is a very useful tools for System Admin to do the email troubleshooting.

Here i going to show some basic steps to send an email from your server and how to check your email using telnet. (more…)

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