Single application and shared database(highest efficiency, true muiti-tenant)
Pre-tenant customization : URL, landing page, logos, color scheme, fonts, language
User authentication : Security, TenantID
Open file /etc/sysconfig/iptables, enter:# vi /etc/sysconfig/iptables
Add the following lines, ensuring that they appear before the final LOG and DROP lines for the RH-Firewall-1-INPUT:
-A RH-Firewall-1-INPUT -m state --state NEW -p tcp --dport 21 -j ACCEPT
Open file /etc/sysconfig/iptables-config, enter:# vi /etc/sysconfig/iptables-config
Ensure that the space-separated list of modules contains the FTP connection tracking module:
IPTABLES_MODULES="ip_conntrack_ftp"
Save and close the file. Restart firewall:# service iptables restart
참고로 다음 설정도 꼭 하자
/etc/vsftpd/vsftpd.conf
anonymous_enable=NO
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