IcmpSendEcho

function IcmpSendEcho(

  IcmpHandle: HANDLE;

  DestinationAddress: IPAddr;

  RequestData: LPVOID;

  RequestSize: Word;

  RequestOptions: PIP_OPTION_INFORMATION;

  ReplyBuffer: LPVOID;

  ReplySize: DWORD;

  Timeout: DWORD

):DWORD;