2 auth required /lib/security/pam_listfile.so item=user sense=deny file=/etc/ftpusers onerr=succeed
3 auth required /lib/security/pam_stack.so service=system-auth
4 auth required /lib/security/pam_shells.so
5 account required /lib/security/pam_stack.so service=system-auth
6 session required /lib/security/pam_stack.so service=system-auth