Reply To: Modify Packet Home › Forums › Discussions › Support › Modify Packet › Reply To: Modify Packet January 23, 2004 at 7:03 pm #5443 Vadim SmirnovKeymaster This is MAC 802.3 Header Size: #define ETHER_TYPE_LENGTH 2 #define ETHER_ADDR_LENGTH 6 #define MHdrSize (2*ETHER_ADDR_LENGTH + ETHER_TYPE_LENGTH )
