Disable ufw

$ sudo ufw disable
Firewall stopped and disabled on system startup

Source: linuxconfig.org

Firewall in ubuntu 18.04

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

Source: linuxconfig.org

Disable ufw

$ sudo ufw status
Status: inactive

Source: linuxconfig.org

Similar codes

4 votes163 views1 answer
Change user linuxcommand ch
Shell/Bash
0 vote181 views1 answer
How to ping and know if the target is alive Kali Linux
Shell/Bash
21 votes180 views4 answers
Ubuntu get process on port
Shell/Bash
0 vote197 views1 answer
Filter npm audit only high
Shell/Bash
0 vote250 views1 answer
Disable huge pages on Linux xmrig
Shell/Bash
3 votes192 views3 answers
Sqlite install windows
Shell/Bash
1 vote187 views2 answers
How to recover from git stash
Shell/Bash
-1 vote185 views1 answer
Empty-commoit
Shell/Bash
8 votes170 views2 answers
What is git
Shell/Bash
1 vote184 views3 answers
Git pull pr
Shell/Bash