A.you should consider having the windows management framework installed.
B.you should consider having message queuing installed.
C.you consider having the web server role installed before the rpc over http proxy component is installed.
D.you should consider having microsoft .net framework 3.5 service pack 1 (sp1) installed.
E.you should consider having the windows remote management (winrm) 2.0 installed.
F.you should consider running the servermanagercmd.exe -ip exchange-typical.xml command.
G.you should consider running the servermanagercmd.exe -ip exchange-base .xml command.