Upgrading firmware on an HP 2620-24-PoEP from the GUI
The switch keeps a primary and a secondary image, so an upgrade has a way back. Finding the right SWI file for a J9625A and flashing it from the GUI.
hp-procurve
Setting time and date on an HP 2620-24-PoEP switch
Three ways to give an HP 2620-24-PoEP the right time: an NTP server found with dig, SNTP unicast, or typing it in by hand over the console.