You have an xserve and trying to get ipmiutil for windows working.
You get errors like:
Invalid data field in request LANPLUS error in RAKP3 Error: Unable to establish IPMI v2 / RMCP+ session
ipmiutil health -N <ip.address.of.bmc> -U <username> -P <password> -F lan2 -V 3
This should work for you.