GR.exe is a program used to retrieve information from the registry.
The program requires you to give it 2 parameters.  The first parameter
is either HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT or 
HKEY_CURRENT_USER.  You may also use HLM, HU, HCR or HCU rather than
typing out the entire key.  The second parameter is the path to the
Key.  

The following is an example of imput to the GR.exe program.

GR HLM system\currentcontrolset\services\nbf

And here is the output that it would resolve to:

KeyValues:
  0) Type 
     REG_DWORD:
  1) Start 
     REG_DWORD:
  2) ErrorControl 
     REG_DWORD:
  3) ImagePath 
     REG_EXPAND_SZ:"\SystemRoot\System32\drivers\nbf.sys"
  4) DisplayName 
     REG_SZ:"NetBEUI Protocol"
  5) Group 
     REG_SZ:"TDI"
  6) Security 
     REG_BINARY:01 00 04 80 a0 00 00 00 ac 00 00 00 00 00 etc..
  7) DependOnService 
     REG_MULTI_SZ:{ }
  8) DependOnGroup 
     REG_MULTI_SZ:{ "NDIS"  }
SubKeys:
  system\currentcontrolset\services\nbf\Linkage
  system\currentcontrolset\services\nbf\Parameters
  system\currentcontrolset\services\nbf\Performance

