ETH_TYPE_TRANS(9) Network device support ETH_TYPE_TRANS(9)

NAME eth_type_trans - determine the packet´s protocol ID.

SYNOPSIS __be16 eth_type_trans(struct sk_buff * skb, struct net_device * dev);

ARGUMENTS skb received socket data

dev receiving network device

DESCRIPTION The rule here is that we assume 802.3 if the type field is short enough to be a length. This is normal practice and works for any ´now in use´ protocol.