There has been much misinformation and misunderstanding around so-called ghost frames. There is no frame type or subtype in the 802.11 standard called a ‘ghost frame’, but rather it’s a byproduct of frame reception that happens by way of 802.11 protocol design around 802.11 Basic Service Sets (BSSs). Before the ill-named concept of a ghost …
While there are some technical reasons to be excited about the soon forthcoming 802.11ax (hereafter, just 11ax) technology, it has one big Achilles Heel that must be considered by any customer who is going to upgrade their 802.11ac Wave-1 or Wave-2 infrastructure to 11ax. >> >> >> Legacy Client Devices << << << Yep, that’s …
There must be 10Gbps of Wi-Fi throughput hype out there, and I want to explain expected throughput for 11ac and 11ax WLANs in a way that is clear to everyone. First, we need to understand what can be expected on a 20MHz channel, given a standard assortment of client devices. Here’s a graphic from my …
Back-to-back innovative product releases from Aerohive…hmmm. Who would’ve thought that they would re-enter the innovation game after a 5-year hiatus. Not me, but I must say that I’m very pleasantly surprised. I had almost written them off, but it looks like someone or something breathed new life into the company, and I’m glad to see …
