* \param OutDataStart Pointer to the start of the outgoing packet's ARP header\r
*\r
* \return The number of bytes written to the out Ethernet frame if any, NO_RESPONSE otherwise\r
* \param OutDataStart Pointer to the start of the outgoing packet's ARP header\r
*\r
* \return The number of bytes written to the out Ethernet frame if any, NO_RESPONSE otherwise\r