How To Set Up a Firewall with UFW on Ubuntu 18.04

Postat pe grupul LUG Mures

A properly configured firewall is one of the most important aspects of the overall system security. By default Ubuntu comes with a firewall configuration tool called UFW (Uncomplicated Firewall). UFW is a user-friendly front-end for managing iptables firewall rules and its main goal is to make managing iptables easier or as the name says uncomplicated.

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How to Setup IP Failover on Ubuntu with KeepAlived

Postat de: Cristian Gherman
keep alive

Keepalived is used for IP failover between two servers. Its facilities for load balancing and high-availability to Linux-based infrastructures. It worked on VRRP (Virtual Router Redundancy Protocol) protocol. In this tutorial, we have configured IP failover between two Linux systems running as a loa…
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