I wanted to remove Postfix from the SMTP banner on Zimbra and below command can help remove Postfix from smtp banner  [crayon-5f377ca3ad8b7974787937/] Once you run above command you will need to reload zmmtactl by below command. [crayon-5f377ca3ad8c0917751619/]  ...

If you want to change the master server incase master is down Use this command to setup a new slave serverGo to the slave server that you want to use as pool master.Disable HA.#xe pool-ha-disableList UUID for all the hosts#xe host-listPromote slave# xe pool-designate-new-master host-uuid=Easy...

Here's the solutionI. Force SQL server to support mixed-mode authentication. 1. Run REGEDIT 2. Go to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\MSSQL10.SQLEXPRESS\MSSQLServer NOTE: This key may vary slightly based on the installed version and instance name. 3. Set "LoginMode" to 2. 4. Restart SQL Server. (Source: http://support.microsoft.com/kb/285097 )II. Force SQL server to let you...

Here's Quick Tutorial for how to setup dkim (AKA Domain Keys ) on Debian + Postfix.1.) Install dkim-filterapt-get install dkim-filter2.) Create a key for each domain verified mkdir -p /etc/dkim/keys/abc.com cd /etc/dkim/keys/abc.com dkim-genkey -r -d abc.comReplace abc.com with the domain that this mail server should authenticate using...