Cynic RSC Access
Cynic has an RSC, Similar to Murphy, but more basic (read: more shit)
Username and password in
See http://docs.sun.com for help (they're all in PDF format. Thank you sun for being awkward.), or just type help. It has fuck all commands anyway. Mostly you'll just want to poweroff/poweron from it.
The console on the RSC seems permanently broken. You'll have to use the serial connection to get a console.