Author: Drew

CentOS 7 – Dual Boot Windows 7

Replacing the Linux distro on my laptop I noticed that CentOS 7 didn’t populate the Windows partition into the boot loader. After reading through the massive number of forum posts on the subject, one of the solutions is quite simple. If you’re using GRUB and have no concerns with adding the EPEL repo, these three […]


FortiGate Switch Mode

By default FortiGate devices are configured to have all numbered ports operate in switch mode under a single DHCP scope. This means that no matter which numbered port you connect into you’ll receive a lease from the device’s internal DHCP Server. You can see this by navigating to the System > Network > Interfaces menu. […]


Wireless LAN Fundamentals

Down the road we’ll have posts covering Ekahau Site Survey and troubleshooting with MetaGeek Chanalyzer. With that in mind, let’s first take the time to understand the basics of Wireless LANs and get familiar with the terminology we’ll need to use these tools. Frequencies & Channels The air is full of electromagnetic waves ranging from […]


Palo Alto – URL Filtering

Today we’ll ease into Palo Alto Threat Prevention with a post on URL Filtering. As the name suggests, URL Filtering allows you to shape and control web traffic as it traverses your firewall. If you missed it, we previously defined the objects, rules and polices required to create a basic perimeter firewall which you can […]


Palo Alto – Perimeter Firewall

Overview Today we’ll take a look at the steps required to create a basic security perimeter on a Palo Alto firewall. In particular we’ll be focused on the network segmentation inherent in Palo Alto firewalls and the security and flexibility it imparts. We’ll touch on the three basic deployment methods, but specifically step through a […]