Last year some of the SAs within HPE set up a YouTube channel called ABC Networking.
From the description: "This channel is created for all network engineers ... focus of this channel will be around the HPE and Aruba network portfolio."
Video
I saw this video highlighted on my subscription recently; it fits right in with this group!
Securing Mobility in Education (created by Karthikeyan Gunasekar)
For those of you who have not had the chance to delve into AppRF and how it can help control access to applications, categories, etc, this is a great place to start.
Shortcuts
Config Overview - 3:17
Block apps - 11:20
Bandwidth control - 16:15
Clarity - 22:35