Category: How to
BGP, dalla teoria alla pratica
Per acquistare il libro clicca qui: https://book.reissromoli.com Nel lontano 2011 la Reiss Romoli pubblicò la prima edizione del libro “BGP: dalla teoria alla pratica” scritto da Tiziano Tofoni. Da allora sono passati molti anni, e l’autore della prima…
How to harden SSH access to a FreeBSD 11.2 box
Recently I was requested to suggest some hardening advices about SSH access to *nix boxes. Now, I like to write down a short guide on this topic. Let’s take a fresh installed FreeBSD server (11.2-RELEASE-p7…
Yet another post about IPv4 subnetting (non contiguous bits version)
During my current (fulfilling and rewarding actually) teaching activity, I’m seeing amazed faces when I talk about non-contiguous subnet masks. I know, that’s a topic with some historic flavour, nevertheless still good for reasoning and practicing. This…
How to restore a little decorum to your SMTP: please RTFM
So, you want to run your own mail server, while someone else holds your beer? Ok, listen, do yourself a favor: please, RTFM, or carefully follow these steps. assign an IP to your SMTP; make…
How to setup a DNSViz looking glass on FreeBSD 10.2
I’m sure you already know what DNSViz is, but for those two or three of you over there who still don’t, here is a summary: “DNSViz is a tool for visualizing the status of a…
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…
How to install KEA on FreeBSD 10.1
KEA is a new open source DHCPv4/DHCPv6 server being developed by Internet Systems Consortium. It’s supposed to become a very high-performance, extensible DHCP server engine for use by enterprises and service providers. Why a new…
How to install CKAN on CentOS 7 using Docker images
CKAN is a powerful data management system that makes data accessible – by providing tools to streamline publishing, sharing, finding and using data. CKAN is aimed at data publishers (national and regional governments, companies and…
How to run master NSD on FreeBSD 10.0
[Some of you asked for an updated version of the NSD how to. Here it is, enjoy.] NSD is a complete implementation of an authoritative DNS nameserver written and maintained by NLnet Labs. Authoritative and not…