Mirror across two storage servers

Setting up the GlusterFS Servers

server1.example.com/server2.example.com:

The latest GlusterFS version is available as Ubuntu package from gluster.org. We can install it as follows:

We add the public key of the gluster.org Ubuntu repository on both servers.

wget -O – http://download.gluster.org/pub/gluster/glusterfs/3.7/3.7.9/rsa.pub | apt-key add –

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Basic Setup Web Server on Ubuntu 14.04

Step One — Basic Server Setup
Once your server is up and running, there are some standard procedures that you should complete in order to build a good foundation. We call this our initial server setup.

You should go through this guide before continuing, especially steps 1-4. This will show you how to get logged in, create a regular user account, and give that user administrative privileges.

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BIND DoS vulnerability CVE-2015-5477 – Security fix for in CentOS, RedHat, Debian and Ubuntu Servers

Vulnerability Issue:
A flaw was found in the way BIND handled requests for TKEY DNS resource records. A remote attacker could use this flaw to make named (functioning as an authoritative DNS server or a DNS resolver) exit unexpectedly with an assertion failure via a specially crafted DNS request packet.

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