CentOS VPS Open 80-Port method

CentOS Firewall to open port 80

The code is as follows	Copy Code
#/sbin/iptables-i input-p TCP--dport 80-j ACCEPT #/sbin/iptables-i input-p TCP--dport 22-j ACCEPT And then Save: #/etc/rc.d/init.d/iptables Save

Note the need to restart the service OH: Executive Service Iptabels Save and service iptables restart

Port View Method:

code is as follows	copy code
vhost]#/ Etc/init.d/iptables status Table:filter Chain INPUT (policy ACCEPT) Num target prot opt source DESTINATION 1 ACCEPT TCP--0.0.0.0/0 0.0.0.0/0 TCP dpt:80 2 ACCEPT TCP--0.0.0.0/0 0.0.0.0/0 TCP dpt:80 Chain FORWARD ( Policy ACCEPT) Num target prot opt source destination Chain OUTPUT (policy ACCEPT) Num target prot opt sour Ce destination