WinCE disable DHCP fail window

DHCP無法使用時，WinCE會顯示"A DHCP Server could not be contacted"，
可透過下面registry進行設定
[HKEY_LOCAL_MACHINE\Comm\Tcpip\Parms]
   DisableCachedLeaseDialog: REG_DWORD
或
[HKEY_LOCAL_MACHINE\Comm\Tcpip\Parms ]
   AutoCfg : REG_DWORD

參考下面網址
http://msdn.microsoft.com/en-us/library/ee494881.aspx
http://msdn.microsoft.com/en-us/library/aa922356.aspx