这是因为防火墙的原因,把响应端口开启就行了。
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
#mysql port
-A INPUT -m state --state NEW -m tcp -p tcp --dport 3306 -j ACCEPT
#nginx
-A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT
#tomcat
-A INPUT -m state --state NEW -m tcp -p tcp --dport 8080 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 5005 -j ACCEPT
#ssh port
-A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
#vsftpd
-A INPUT -m state --state NEW -m tcp -p tcp --dport 61001:62000 -j ACCEPT
-A OUTPUT -m state --state NEW -m tcp -p tcp --sport 61001:62000 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 20 -j ACCEPT
-A OUTPUT -m state --state NEW -m tcp -p tcp --sport 20 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 21 -j ACCEPT
-A OUTPUT -m state --state NEW -m tcp -p tcp --sport 21 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
-A FORWARD -j REJECT --reject-with icmp-host-prohibited
COMMIT
二、参考文件