Zabbix is a great monitoring system but only when you actually get alerted to issues. There is no “Test” button so you have to trigger an event. The good news is (despite what you’ve read in other posts) there is an easy and consistent way to test alerts. The idea
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The Australian government is continuing its push for the public to start using the centralized health record system. The idea being that i could move from one doctor to another with ease – essentially my records follow me. The Health Minister Greg Hunt is under pressure to convince the public
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This article explains and gives examples of how to use Varnish 4 to cache in a fully HTTPS environment. This example was created on a CentOS 7 server. Make sure to make SELinux allowances for NginX to listen on port 81. Here are the facts: Nginx is listening on ports
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This article demonstrates how to delete old data from a MySQL table and recover the disk space from the removed data. This works with MYISAM databases. USE mydatabase; DELETE FROM mytable WHERE time < NOW() - INTERVAL 1 WEEK; The above will remove anything older than 1 week. We're relying
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Report after report shows that the problem of information security is getting worse at a faster rate than we are getting better. It is an uphill battle and as we climb, the hill is getting taller. The only hope is change. The question is, what change is necessary? That’s the
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All businesses need a way to induct their new staff into the business. So far it’s either paper based, computer based or purely verbal. This article is for those that want to use a computer based system. Here’s an important tip. If you’re going to use an LMS (learning management
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This article shows how to configure pfSense to allow MacOS devices to connect using IPSec (IKEv1). Unfortunately I could not get IKEv2 to work. In this article, we’ll be using a RADIUS server (for authentication). The creation of the RADIUS server is not included in this HowTo but the pfSense
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This article shows how to install and configure the NTP client using Ansible. I’ve cheated a little by using the “ntpdate” command rather than a service. But i find this more reliable. The following is the yml file: — – hosts: all sudo: yes tasks: – name: Install ntpdate yum:
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This article shows how to easily take a list of installed YUM packages from one server and then install those same packages on another server. Get the list of installed packages from the source server: rpm -qa –queryformat “%{NAME}\n” > ~/yum.list Copy that list file (~/yum.list) to the target server
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Forcing staff web browsers to use the company proxy is critical for logging and auditing Internet usage and activity. The question is, which method of configuring web browsers to use a proxy is best? When it comes to configuring web browser proxy setting, we have 4 options: Configure the proxy
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