TLDR; How to update CIMC 2.x/3.x to a recent version starts below at „Update Procedure“ Storytime I support a Cisco Wireless infrastructure for a hospital with about 2.000 APs and 3 5520 WLCs. The environment was on 8.5.151 and the… Read more5520 AireOS CIMC Update
As different wireless exams ask for theoretical knowledge about the PHYs, I googled for an overview of all PHYs in a single table. I was not able to find one and therefore created such a table based on the CWNA-108… Read more802.11 Physical Layers (PHYs)
One of my most used tools is definitely my WLAN Pi. It’s so flexible and has various tools installed. I can capture packets and power it over PoE. I often plug it in using its usb interface to my computer… Read moreJoin WLAN Pi to a 802.1X WiFi with EAP-TLS
Cisco offers an option to put newly joined APs into a special AP-group. This group called „Out-Of-Box“ sets per default the radios administratively down and does not include any WLANs. The thoughts behind this are, that brand new APs can… Read moreOut-Of-Box AP-Group