2 unsigned short sll_family; /* Always AF_PACKET */
3 unsigned short sll_protocol; /* Physical layer protocol */
4 int sll_ifindex; /* Interface number */
5 unsigned short sll_hatype; /* Header type */
6 unsigned char sll_pkttype; /* Packet type */
7 unsigned char sll_halen; /* Length of address */
8 unsigned char sll_addr[8]; /* Physical layer address */