sip ports to open on firewall

1. View the ports on which the Iptables firewall is open:/etc/init.d/iptables status[[email protected] ~]#/etc/rc.d/init.d/iptables status or service iptables statusTable:filterChain INPUT (Policy ACCEPT)Num Target prot opt source destination1 ACCEPT TCP--0.0.0.0/0 0.0.0.0/0 TCP dpt:3306Chain FORWARD (Policy ACCEPT)Num Target prot opt source destinationChain OUTP

firewall on and off (effective immediately, fail after reboot): $ sudo service iptables start #开启 $ sudo service iptables stop #关闭 firewall on and off (takes effect after reboot): $ sudo chkconfig iptables on$ sudo chkconfig iptables off To open the relevant port : Modify the/etc/sysconfig/iptables file to add the following: -A input-p tcp-m state--state new-m

The 1.CENTOS7 version strengthens the firewall, no longer uses the original iptables, enables the firewall 1. View open ports (no ports are open by default) Firewall-cmd--list-

What firewall port does vsftp virtual user settings need to open? -- Linux general technology-Linux technology and application information. For details, refer to the following section. [I = s] This post was last edited by szfhx When I use vsftp as a virtual user, the user cannot log on to the firewall. If the firewall

To enable Oracle clients to connect properly to an Oracle server with a firewall, it is not enough to open a 1521 or custom listening port alone. The server installed Windows2003, and opened the system from the firewall, found in the connection on the firewall opened on the listening port 1521 still unable to connect,

Introduction of a MySQL and PostgreSQL database firewall--greensql Greensql is an open source database firewall that protects the database against SQL injection attacks. The Greensql project acts as an agent for SQL commands and supports built-in support for MySQL and PostgreSQL. This logic is based on the risk evaluation score matrix for the SQL command used an

For the safety of the computer, we will open the firewall so that others can not access, but sometimes we will be open to specific ports, can let others normal access, then how to open the firewall, today small set to share with y