Thanks very much I've tried but dont understand
Step 1 OK done it
postconf -e 'home_mailbox = Maildir/'
postconf -e 'mailbox_command ='
useradd -d /home/sample_user -g users sample_user
I dont understand i make a user with the home directory /home/sample_user and group sample_user and the password sample user
Please detail for me like for dummies
postconf -e 'virtual_maps = hash:/etc/postfix/virtusertable'
postconf -e 'mydestination = /etc/postfix/local-host-names'
Ive made a file virtusertable in /etc/postfix
Made a file local-host-names in /etc/postfix
Inserted in file /etc/postfix/local-host-names domains to accept emails
Inserted in file /etc/postfix/virtusertable