just do it !!!!

step1:
go to command prompt
step2:
write "msconfig" to minimize boot time and services.
or
write "ipconfig" to know ip of system
or
write "ping 'website_name'" to know ip of that particular site.
or
write "systeminfo" to know detail of the system configuration.
or
write "getmac" to know the mac add. of the system.
or
write "iexpress" to make hidden any soft behind any software.

so just enjoy these facility ...............