Have you looked at the 'management access' command?
There are quite a bit of changes from 8.x > 9.x > 10.x. I would definitely recommend looking at the new 10.x documentation. Generally speaking, you should be able to get to the same or similar functionality, but it may look different in 10.x.
Ben Beck, RCNA, RCNI, Principal Technical Support Engineer support.ruckuswireless.com/contact-us