> ## Documentation Index
> Fetch the complete documentation index at: https://kb.mochahost.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Opening ports via WHM interface Firewall/CSF

## Opening ports via WHM interface Firewall/CSF

1. Login to your WHM with the root password.

![](https://tutorials.my-virtual-panel.com/whm_csf/1_whm_firewall.png)

2. Go to the **Plugins** sections, click on the option **ConfigServer Security & Firewall**.

![](https://tutorials.my-virtual-panel.com/whm_csf/2_whm_firewall.png)

3. Click on the **Firewall Configuration** button to enter into advanced settings, in the coming window, go to the **IPv4 Port Settings** section.

![](https://tutorials.my-virtual-panel.com/whm_csf/3_whm_firewall.png)

![](https://tutorials.my-virtual-panel.com/whm_csf/3.1_whm_firewall.png)

4. Now, edit the fields **Allow incoming TCP ports** and **Allow outgoing TCP ports**.

![](https://tutorials.my-virtual-panel.com/whm_csf/4_whm_firewall.png)

5. Save the changes made by clicking **Change**.

![](https://tutorials.my-virtual-panel.com/whm_csf/5_whm_firewall.png)

6. Restart the firewall by clicking **Restart csf+lfd**.

![](https://tutorials.my-virtual-panel.com/whm_csf/6_whm_firewall.png)

## Opening ports via SSH Firewall/CSF

1. Login to the server using the SSH.

2. Open the configuration file of the CSF as follows.

`# vi /etc/csf/csf.conf`

3. Add the required ports to the csf.conf file, either under Allow incoming ports or Allow outgoing ports:

\`# Allow incoming TCP ports TCP\_IN = “2222,20,21,25,53,80,110,143,443,465,587,993,995,2077,2078,2080,2082,2083,2086,2095,2096,2525,3306,5432,12009,12091,3690,30\$

# Allow outgoing TCP ports TCP\_OUT = “20,21,22,25,37,43,53,80,92,110,113,389,443,465,587,873,1863,2087,2089,2195,2703,2525,3306,3690,12001”\`

4. Restart the CSF for the changes to take effect. Run the below command to restart the CSF.

`# csf -r`