Posted in Innovazione Pubblica Amministrazione

Appunti per l’innovazione nella Pubblica Amministrazione: CumDivide et impera

Scrivo un piccolo promemoria, ad uso personale, ma forse utile anche ad altri operatori della Pubblica amministrazione circa alcune mie considerazioni sul tema “Innovazione nella Pubblica Amministrazione” alla base delle quali pongo un concetto di…

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Posted in Innovazione Pubblica Amministrazione

Alcune riflessioni sul CAD: continuità operativa e disaster recovery

Si individua il Codice dell’amministrazione digitale nel Decreto legislativo 82 del 2005 con successive integrazioni e modificazioni. Infatti è stato modificato, in media, una volta ogni due anni, più delle versioni pubblicate di MS Windows….

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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 BSD FreeBSD How to

How to run Apache Cassandra database on a two nodes FreeBSD 9.0 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…

Continue Reading... How to run Apache Cassandra database on a two nodes FreeBSD 9.0 cluster
Posted in BSD FreeBSD How to

How to run Postfix with OpenDKIM on FreeBSD 9.0

OpenDKIM is an open source implementation of the DKIM (Domain Keys Identified Mail) sender authentication system proposed by the E-mail Signing Technology Group (ESTG), now standardized by the IETF (RFC 6376). It also includes implementations…

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Posted in BSD How to OpenBSD

How to install and configure rsnapshot on OpenBSD 5.0

rsnapshot can back-up automatically a filesystem, local or remote, just making snapshots. It uses rsync and hard links and keeps multiple, full backups instantly available. The disk space required is just a little more than…

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Posted in BSD FreeBSD How to

How to configure Unbound with DNSSEC validation on FreeBSD 9.0

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 using NSD and…

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Posted in BSD FreeBSD How to

How to run master and slave YADIFA on FreeBSD 9.0

YADIFA is a nameserver implemented by EURid and is a clean implementation to serve as an alternate domain name server for TLD operators and ISPs alike. Actually it’s at an early stage of development: the…

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Posted in BSD FreeBSD How to

How to run OpenDNSSEC with NSD on FreeBSD 9.0

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 BSD FreeBSD How to

How to run master and slave NSD on FreeBSD 9.0

[Running FreeBSD10? Check my new article: How to run master NSD on FreeBSD 10.0]. NSD  is  a  complete  implementation of an authoritative DNS nameserver written and maintained by NLnet Labs. Authoritative and not recursive. If you…

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