Tag: linux | Atom Feed

how much memory do you need?

Tue 22 January 2019


linux install: HP Envy 13z

Sat 15 December 2018


advice on buying firewall hardware

Mon 22 October 2018

Several people have asked me recently what hardware I would buy today for use as a home firewall.

for a total of $176, including shipping. Links were accurate as of October 22, 2018.

This gets you a tiny box, similar in size to random commercial house router/firewall/wifi access points, which can run a standard Linux operating system with a complex firewall running at 1 Gb/s in and out, more RAM than strictly necessary, and an SSD which is both very large (and therefore can last a very long time) and boot the system quickly enough that you can do a reboot without losing TCP sessions.

I would also recommend a medium-sized USB thumb drive to set up as an emergency booting and backup device. Call it another $15 or so.


zfs is pretty good

Mon 09 July 2018


zfs internal error

Wed 28 March 2018


wireguard setup

Sun 12 November 2017

Wireguard is a new open source VPN system being initially developed on Linux. I have two major use cases for such a thing: site-to-site protection, and backhauling traffic from a laptop or phone to my house.

Wireguard's differentiators:

  • Small codebase, because there are very few options. For example, there is …


monocultures are efficient and fragile

Mon 15 May 2017


a 2 line bash prompt

Sun 02 April 2017


revisiting a new firewall

Fri 13 January 2017

A few years ago I wrote about my new firewall. Let's look at what I've learned since then.

First, you should know that I'm very pleased with the firewall. It continues to function smoothly. Debian upgraded from 7 to 8 without a hitch. I added a few new software features …


IPv6 is relatively easy

Thu 15 January 2015


the real problem with systemd

Tue 18 November 2014


a new firewall

Sun 09 November 2014


removing systemd from a Debian jessie system

Tue 14 October 2014

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