BREAKING NEWS: pfSense 2.2.2 Released

pfSensepfSense 2.2.2 has been release, containing 2 low-risk security updates. I will update the links on the downloads page ASAP. You can read all about the newest version at the official pfSense blog. The page also has links to the download mirrors, although it’s easier to update pfSense from within the web GUI.

Siproxd: Part One

Siproxd is a proxy/masquerading daemon for the SIP protocol. It handles registrations of SIP clients on a private IP network and performs rewriting of the SIP message bodies to make SIP connections work via a masquerading firewall (NAT). It allows … [Continue reading]

Reader’s Mailbag: 1-7-2015

I received an e-mail from a reader stating that even though he had an internet connection, he could not access the internet through his pfSense firewall. It occurred to me that there might be several reasons why this might be the case: pfSense's … [Continue reading]

Nagios Installation and Configuration: Part Two

In the previous article, we introduced Nagios and began covering installation. In this article, we will continue our look at Nagios, covering configuration and installation of plugins. Nagios Configuration Now that Nagios has been installed, … [Continue reading]

Nagios Installation and Configuration: Part One


Nagios is an open source computer system monitoring, network monitoring and infrastructure monitoring software application. It enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes, … [Continue reading]

netio: A Network Benchmark Tool


netio is a network benchmark utility for OS/2 2.x, Windows, Linux and Unix. It measures the net throughput of a network via TCP and UDP protocols using various different packet sizes. For netio to run a benchmark, one instance has to be run on one … [Continue reading]

HAProxy Load Balancing: Part Three


In the previous two articles in this series, we introduced HAProxy and began looking at configuration of HAProxy under pfSense. In this article, we conclude our look at HAProxy configuration. In the HAProxy Listener configuration tab, we had … [Continue reading]

Amazon Affiliate Purchases: October 2014

Here are some of the items readers bought through my Amazon affiliate links: Coolerguys Programmable Thermal Fan Controller with LED Display EnGenius Technologies Dual Band 2.4/5 GHz Wireless AC1200 Router with Gigabit and USB (ESR1200) Fan … [Continue reading]

HAProxy Load Balancing: Part Two


In the previous article, we introduced HAProxy as a load balancing solution for TCP and HTTP-based applications. In this article, we will continue our look at HAProxy configuration. The next setting in the "Settings" tab is "Global Advanced pass … [Continue reading]

New Python Site Launched

Anyone who has an interest in the Python programming language might want to take a look at my latest site, I only have a few articles posted so far, but I am setting a goal of posting at least two articles a week. As someone whose … [Continue reading]

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