How do I allow port ranges in Firewalld?

How do I allow port ranges in Firewalld?

You can do that by typing:

1. sudo firewall-cmd –zone=public –permanent –add-port=5000/tcp.
2. sudo firewall-cmd –zone=public –permanent –add-port=4990-4999/udp.
3. sudo firewall-cmd –zone=public –permanent –list-ports.

How do I allow IP in Firewalld?

Open Port for Specific IP Address in Firewalld First create an appropriate zone name (in our case, we have used mariadb-access to allow access to the MySQL database server). Next, reload the firewalld settings to apply the new change. If you skip this step, you may get an error when you try to use the new zone name.

How do I open all ports Firewalld?

Opening a port

1. Get a list of allowed ports in the current zone: $ firewall-cmd –list-ports.
2. Add a port to the allowed ports to open it for incoming traffic: $ sudo firewall-cmd –add-port=port-number/port-type.
3. Make the new settings persistent: $ sudo firewall-cmd –runtime-to-permanent.

How to open port for a specific IP address in firewalld?

Next, add the source IP address ( 10.24.96.5/20) and the port ( 3306) you wish to open on the local server as shown. Then reload the firewalld settings to apply the new changes.

How to test a port range with firewalld?

You can always test a change with firewalld without making it permanent: firewall-cmd –add-port=19999/tcp ## Do your testing to make sure everything works. firewall-cmd –runtime-to-permanent The –runtime-to-permanent argument tells firewalld to write the currently active firewall configuration to disk.

How to remove a port from a firewalld zone?

You can remove the source IP address or network as shown. To remove the port from the zone, issue the following command, and reload the firewalld settings: To remove the zone, run the following command, and reload the firewalld settings: Last but not list, you can also use firewalld rich rules.

Where to find IPv4 rule in firewalld?

We’re asking to allow IPv4 connectivity from 11.22.33.44 to all ports on the server and we’re asking for that rule to be added to the public (default) zone. If you list the contents of your public zone, it should look like this: