Setup OpenVPN on FreeBSD 13.1
This acticle will go through the install and configuration to use FreeBSD as your OpenVPN server and how to create the client config files.
Operating Systems
Disabling TLS 1.0 and 1.1 in Postfix
Postfix is one of the most common email servers in the world due to it’s performance, easy setup and configuration. Postfix supports TLS 1.2 as of version 2.6 and TLS 1.3 in version 3.4 and later. This article will show […]
Disabling TLS 1.0 and 1.1 in Dovecot
If you have users accessing mail on your system, then you probably have Dovecot running. It is one of the best POP and IMAP servers (IMHO). It is easy to configure and get setup but also have some very advanced […]
Checking the Raspberry Pi CPU or GPU Temperature
The Raspberry Pi has a few temperature sensors built in. One of the most important is in the GPU. This is because the Raspberry Pi will start throttling back it’s processing power if the temperature start getting close to 80deg […]
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Clear Systemd Journal Logs
Is your system running out of disk space and you don’t know where it all went. It might be systemd. Systemd creates Journal Logs that can add up quickly. Here is the information to trim them down.
FreeBSD Upgrades with ZFS boot environments
FreeBSD has always been my OS of choice but in the past I have always viewed upgrades as one point of failure. What if the upgrade doesn’t go as expected, How do I role it back? If you have FreeBSD […]
Apache: Different authentication requirements
I have a web application running on Apache 2.4 that I would like to be password protected for everyone except for my local network. If someone access it from my local network, it should let them in without a password.
Oxidized – Network Configuration Tool
Every year it seems like more and more network devices get installed on our networks. Switches, router, firewall, access points are just a few of the devices that get installed. Each of them has a configuration file that gets setup […]
MySQL: Working with Date Ranges
At times we have to collect the last 7 or 15 days of data from MySQL. For example to create graphs or stats for the past x amount of days or weeks. You can use these examples anytime you want records from […]
Install 2nd Drive in FreeBSD
This article will document the procedure to setup a second UFS filesystem on a second drive and have it added into your FreeBSD server. Installing a second drive into FreeBSD can be done line without a shutdown. The only reason […]