Posted in GNU/Linux How to Ubuntu

How to run Zimbra Collaboration 8.6.0 GA on AWS

Not really an how to. If you want to run Zimbra Collaboration Open source edition 8.6.0 GA on an Amazon Web Services ec2 instance you just have to launch my ami available in Community AMIs. It’s…

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Posted in GNU/Linux How to Ubuntu

How to make a TCP connection flow through Tor on Ubuntu 13.10 with socat

Maybe you’re concerned about anonymity or you just want know and experiment how actually things work. You can find a lot of documentation about such topics on the Internet. This is my take on a…

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Posted in GNU/Linux How to Ubuntu

How to run Apache Cassandra database on a two nodes Ubuntu 12.04 LTS cluster

Scalability and high availability are key features of Apache Cassandra database. It supports replicas across multiple datacenters so there are no single points of failure and no network bottlenecks. I’m going to show you how…

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Posted in GNU/Linux How to Ubuntu

How to configure master and slave Knot on Ubuntu 11.10

Knot is an authoritative-only nameserver developed by CZ.NIC Labs. On their website you can read that it supports all key features of the domain name system including zone transfers, dynamic updates and DNSSEC. If you…

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Posted in GNU/Linux How to Ubuntu

How to run NSD with DNSSEC on Ubuntu 11.10

Domain Name System Security Extensions (DNSSEC) is a set of extensions to DNS documented since 2005 by RFCs 4033, 4034, 4035. Today there are some additions to those extensions. DNSSEC adds an end to end…

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Posted in GNU/Linux How to Ubuntu

How to configure Unbound on Ubuntu 11.10

Unbound is an implementation of a DNS resolver that does caching and DNSSEC validation. It’is written and maintained by NLnet Labs. It’s recursive and caching so if you need an authoritative DNS nameserver please consider…

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Posted in GNU/Linux How to Ubuntu

How to configure master and slave NSD on Ubuntu 11.10

NSD  is  a  complete  implementation of an authoritative DNS nameserver written and maintained by NLnet Labs. Authoritative and not recursive. If you need a recursive and caching resolver please consider using Unbound and reading my article “How…

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