C:\>cmd /?
Starts a new instance of the Windows 2000 command interpreter
CMD [/A | /U] [/quote] [/D] [/E

N | /E

FF] [/F

N | /F

FF] [/V

N | /V

FF]
[[/S] [/C | /K] string]
/C Carries out the command specified by string and then terminates
/K Carries out the command specified by string but remains
/S Modifies the treatment of string after /C or /K (see below)
/Q Turns echo off
/D Disable execution of AutoRun commands from registry (see below)
/A Causes the output of internal commands to a pipe or file to be ANSI
/U Causes the output of internal commands to a pipe or file to be
Unicode
/T:fg Sets the foreground/background colors (see COLOR /? for more info)
/E

N Enable command extensions (see below)
/E

FF Disable command extensions (see below)
/F

N Enable file and directory name completion characters (see below)
/F

FF Disable file and directory name completion characters (see below)
/V

N Enable delayed environment variable expansion using c as the
delimiter. For example, /V

N would allow !var! to expand the
variable var at execution time. The var syntax expands variables
at input time, which is quite a different thing when inside of a FOR
loop.