Zapora

Linux Sprawdź, czy port jest blokowany przez zaporę sieciową
Czasami, gdy próbujesz połączyć się z serwerem internetowym, żądanie połączenia kończy się niepowodzeniem. Może być kilka różnych przyczyn takiego sta...
How to Open Firewall for NFS Share in Linux
NFS is a distributed file system protocol that lets users mount remote files and directories on their systems. It works in a client-server environment...
Zapora Ufw Zezwalaj na SSH
Działająca zapora ogniowa jest jedną z pierwszych warstw ochrony serwera w chmurze. Wcześniej często osiągano to poprzez stosowanie skomplikowanych i ...
The UFW Guide - A 5-Part Series Understanding Firewalls
Uncomplicated Firewall, or UFW, is a simple and easy to use Firewall interface written in Python. It is quite popular in Ubuntu and Debian based syste...
How to List Open Ports in Firewalld
Firewalld is the default firewall program on CentOS 7, Red Hat Enterprise Linux 7 (RHEL 7), Fedora 18+ and some other popular Linux distributions. It ...
Ubuntu Firewall Howto
Introduction Ubuntu is a Linux operating system that is quite popular among server administrators due to advanced features provided with it by default...
Windows Firewall Notifier allows you to handle outgoing connections easily
The Windows 7 Firewall is quite robust and for most users, its best set to default and let alone to do its job - which it does pretty well!While one c...
Windows Firewall has blocked some features of this app
At times, you may have noticed that when you go on to run a program, the Windows Firewall suddenly throws up a message stating that Windows Firewall h...
Difference between Hardware Firewall & Software Firewall
Most of the computer users are familiar with the term Firewall. Firewalls are Hardware devices or Software programs that monitor incoming and outgoing...