WLAN – Page 3 – Frame by Frame

macOS Wi-Fi Roaming

One of the nice things about Intel wireless chipsets is that the drivers expose a lot of controls to help tune the chipset’s operation. One of my favorite of these controls is “Prefered Band,” which I usually adjust to instruct the chipset to prefer the 5 GHz band over the 2.4 GHz band. There areContinue reading “macOS Wi-Fi Roaming”

Splunking Wi-Fi DFS Events

One aspect of wireless networking that I’ve always struggled with is visibility into DFS events. Usually I catch them by chance by noticing two nearby AP’s on a site map using the same non-DFS channel, or maybe by casually looking through logs, but I’ve never felt like I had the reporting and alerting that should be inContinue reading “Splunking Wi-Fi DFS Events”

Use Let’s Encrypt Certificates with FreeRADIUS

Let’s Encrypt is a certificate authority that generates TLS certificates automatically, and for free. It’s been great for web server administrators because it allows them to automate the process of requesting, receiving, installing, and renewing TLS certificates, taking the administrative overhead out of setting up a secure website. And did I mention it’s free and supported by allContinue reading “Use Let’s Encrypt Certificates with FreeRADIUS”