“sudo ufw status active” Code Answer’s
UFW stands for "uncomplicated firewall" which is an interface for classical Linux Iptables commands. But you should know that its structure is designed in such a way that it requires information about Iptables to perform its task.
UFW automatically disallows incoming connections and allows that outgoing connections. That's why it is unable to connect to your cloud server. But those applications which are running on the server can connect with the outside world.
When UFW has been turned off and not imposed any rules on it but is still installed on your system, its status will be inactive.
Bellow, you will be able to learn how to activate Sudo UFW status:
ufw allow http and httpw connections
on Jan 01, 1970
sudo ufw allow http
sudo ufw allow https
sudo ufw enable
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firewall in ubuntu 18.04
on Jan 01, 1970
Managing UFW from command line
UFW ( Uncomplicated Firewall ) firewall is a default firewall on Ubuntu 18.04 Bionic Beaver Linux.
Check a current firewall status
By default the UFW is disabled. You can check the status of your firewall by executing the following linux command:
$ sudo ufw status
[sudo] password for linuxconfig:
Status: inactive
For more verbose output append word verbose to the above command:
$ sudo ufw status verbose
Enable Firewall
To enable firewall execute:
$ sudo ufw enable
Command may disrupt existing ssh connections. Proceed with operation (y|n)? y
Firewall is active and enabled on system startup
Firewall, is now enabled:
$ sudo ufw status
Status: active
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