Open 80 ports under Linux

A lot of Linux distributions, the default Iptables service started only the most basic port, such as 22 port, but the other is forbidden State, because when you need to use a certain software or services will find its port is not working, you telnet not up! This time you can pass Netstat-an | grep port number to verify that the next is not already open a service if not to start it, Redhat series is generally: Service xxx start or/etc/init.d/xxx start if determined to be open, it is likely that the firewall blocked the port, which  And Windows comes with a firewall feel almost service iptables stop after look at how the effect, of course you can separate this port, for example we allow 58 port/sbin/iptables-a input-p UDP--dport 58-j ACCEPT

This article is from the "on_the_road" blog, make sure to keep this source http://cqtesting.blog.51cto.com/8685091/1628035

Open 80 ports under Linux