Thanks, it is unfortunate that the latest firmware did not fix the said bug. The problem is with the hardware component itself (LOM). As LOM is integrated on the System Board, Sun will have to...
Looking at your logs posted above. "Chassis cover removed."...seems it may be loose or something. If chassis cover gets opened, system automatically shuts itself down, though.
We had this issue on two T2000 servers, and were getting rebooted occationally(at least once in a week). No logs were left behind. Sun did not find any resolution, and hooked up a permanent display...
Not sure if I understand your question correctly. You will need all those packages for ssh to work. If you had installed Openssh packages, they you can safely remove these packages, as openssh will...