How to hack switch hpj9575A 3800?

Question

network hardware

Guys, such a question, we urgently need to hack the local switch, the admin forgot the log / pass before me (I don’t know how he administrated this project)
Switch: HP J9575A 3800-24G-2SFP+SWITCH
There is nothing but an address where you can go to it if you need I can go and pick it up (located remotely)

Answer 1

Google instructions for the switch and foreign forums
On many modern enterprise hardware, you can reset the password through the token and the service center.
You connect to the console port, enter the data from the service account, download the certificate, add the data from the sticker and send it all to the manufacturer - they send you a valid password for a couple of days - you must have time to log in and change it

Answer 2

Go to the HP website, look for the model and look in the manual "Reset to factory default"
Usually you need to clamp the pimp on the back panel and insert the power cable. All settings will be reset! More than just passwords

Answer 3

Connect to the console port