Hello So simple for you, for me not so simple when we 500 users and found that when it shows the hard drives are server with the fdisk -l, we see that it is a second hard drive and in this case, one that said, why not, we could mount the drive and change the parameter in ispconfig section of config server, Mail tab, and change the name of the directory / var / vmail by / opt / vmail see this example Image if you not understand, so I speak to change the config. http://picpaste.com/change_name_directory-zTC453qO.png I not ask you how to change the config, but to know that when directory name is changed, / var / vmail in / opt / vmail, updating accounts will do this automatically, or I have spent in 500 accounts for me to perform the update. Including not understand the question ... Thank you for your help, big ... Mz