We set the ports we want to have unlocked, for example 11

We set the ports we want to have unlocked, for example 11
We set the ports we want to have unlocked, for example.

We set the ports we want to have unlocked, for example:

sudo apt update

We set the ports we want to have unlocked, for example:
sudo apt install libio-socket-inet6-perl libsocket6-perl -y

sudo apt install sendmail dnsutils unzip libio-socket-ssl-perl -y

sudo apt install libcrypt-ssleay-perl git perl iptables libnet-libidn-perl -y

We set the ports we want to have unlocked, for example

wget http://download.configserver.com/csf.tgz

We set the ports we want to have unlocked, for example

sudo tar -xvzf csf.tgz

We set the ports we want to have unlocked, for example:

cd csf

sh install.sh

The next step is to run in the system:

sudo systemctl start csf

The next step is to run in the system:

perl /usr/local/csf/bin/csftest.pl

The next step is to run in the system:

sudo systemctl enable csf

The next step is to run in the system.

The next step is to run in the system:

The next step is to run in the system

# The next step is to run in the system

The next step is to run in the system

# The next step is to run in the system

We set the ports we want to have unlocked, for example:

We set the ports we want to have unlocked, for example:

sudo nano /etc/csf/csf.deny

We set the ports we want to have unlocked, for example:

sudo csf -r