![How to open HTTP port 80 and HTTPS port 443 using firewall-cmd in Redhat 8 Linux » Linux, Angular, Angular JS, jQuery, PHP, MySQL and Web Development Tutorials How to open HTTP port 80 and HTTPS port 443 using firewall-cmd in Redhat 8 Linux » Linux, Angular, Angular JS, jQuery, PHP, MySQL and Web Development Tutorials](https://www.softaox.info/wp-content/uploads/2019/06/How-to-open-HTTP-port-80-and-HTTPS-port-443-in-Redhat-8-Linux-1-2-1200x900.jpg)
How to open HTTP port 80 and HTTPS port 443 using firewall-cmd in Redhat 8 Linux » Linux, Angular, Angular JS, jQuery, PHP, MySQL and Web Development Tutorials
![Ubuntu 20.04 open HTTP port 80 and HTTPS port 443 with ufw - Linux Tutorials - Learn Linux Configuration Ubuntu 20.04 open HTTP port 80 and HTTPS port 443 with ufw - Linux Tutorials - Learn Linux Configuration](https://linuxconfig.org/wp-content/uploads/2019/11/01-ubuntu-20-04-open-http-port-80-and-https-port-443-with-ufw.png)
Ubuntu 20.04 open HTTP port 80 and HTTPS port 443 with ufw - Linux Tutorials - Learn Linux Configuration
![When the firewall is activated, when multiple network cards are in the same network segment, use the designated specific network card to install the k3s cluster service, and the node service cannot When the firewall is activated, when multiple network cards are in the same network segment, use the designated specific network card to install the k3s cluster service, and the node service cannot](https://user-images.githubusercontent.com/92915249/144370032-9d1a38d1-8e78-462f-869c-e888625f0118.png)
When the firewall is activated, when multiple network cards are in the same network segment, use the designated specific network card to install the k3s cluster service, and the node service cannot
![RHEL 8 / CentOS 8 open HTTP port 80 and HTTPS port 443 with firewalld - Linux Tutorials - Learn Linux Configuration RHEL 8 / CentOS 8 open HTTP port 80 and HTTPS port 443 with firewalld - Linux Tutorials - Learn Linux Configuration](https://linuxconfig.org/wp-content/uploads/2018/11/01-open-80-443-ports-redhat-8.png)