from   include/lwip/prot/ieee.h

 

 1 enum lwip_ieee_eth_type {
 2   /** Internet protocol v4 */
 3   ETHTYPE_IP        = 0x0800U,
 4   /** Address resolution protocol */
 5   ETHTYPE_ARP       = 0x0806U,
 6   /** Wake on lan */
 7   ETHTYPE_WOL       = 0x0842U,
 8   /** RARP */
 9   ETHTYPE_RARP      = 0x8035U,
10   /** Virtual local area network */
11   ETHTYPE_VLAN      = 0x8100U,
12   /** Internet protocol v6 */
13   ETHTYPE_IPV6      = 0x86DDU,
14   /** PPP Over Ethernet Discovery Stage */
15   ETHTYPE_PPPOEDISC = 0x8863U,
16   /** PPP Over Ethernet Session Stage */
17   ETHTYPE_PPPOE     = 0x8864U,
18   /** Jumbo Frames */
19   ETHTYPE_JUMBO     = 0x8870U,
20   /** Process field network */
21   ETHTYPE_PROFINET  = 0x8892U,
22   /** Ethernet for control automation technology */
23   ETHTYPE_ETHERCAT  = 0x88A4U,
24   /** Link layer discovery protocol */
25   ETHTYPE_LLDP      = 0x88CCU,
26   /** Serial real-time communication system */
27   ETHTYPE_SERCOS    = 0x88CDU,
28   /** Media redundancy protocol */
29   ETHTYPE_MRP       = 0x88E3U,
30   /** Precision time protocol */
31   ETHTYPE_PTP       = 0x88F7U,
32   /** Q-in-Q, 802.1ad */
33   ETHTYPE_QINQ      = 0x9100U
34 };