/usr/local/psa/bin/mail --create choi@webserverpage.com -passwd 'mypassword' -mailbox true
or
/usr/local/psa/bin/mail -c choi@webserverpage.com -mailbox true -passwd_type plain -passwd 'mypassword' -status enabled
/usr/local/psa/bin/mail --create choi@webserverpage.com -passwd 'mypassword' -mailbox true
or
/usr/local/psa/bin/mail -c choi@webserverpage.com -mailbox true -passwd_type plain -passwd 'mypassword' -status enabled