With the public release of iOS 17 today, you can take advantage of some really useful Wi-Fi connection information exposed via shortcuts. Years ago, Apple stripped access to this data to 3rd party apps, buried it in Settings.app, and removed some of it entirely. This resulted in much gnashing of teeth for those of usContinue reading “Wi-Fi Info iOS Shortcut”
Category Archives: Troubleshooting
Data Rates are Dead
With the introduction of 802.11ax and its hundreds of new data rates, it’s time to start looking at the MCS Index to better understand link quality. Data rates are now too easy to misinterpret, particularly if, like me, you first learned about Wi-Fi in the days when the number of available data rates was smallContinue reading “Data Rates are Dead”
Roaming Analysis using only a Mac and Wireshark
There are many ways to examine the roaming performance of a Wi-Fi client. Perhaps the gold standard is to follow the client with a laptop running Omnipeek and several Wi-Fi adapters all capturing frames on different channels. I’m also impressed with 7signal’s recent update to Mobile Eye which now logs roaming data as well. ButContinue reading “Roaming Analysis using only a Mac and Wireshark”
Frame by Frame 