diff --git a/src/include/lwip/prot/ethernet.h b/src/include/lwip/prot/ethernet.h
index b0c88ec0..fad6da5e 100644
--- a/src/include/lwip/prot/ethernet.h
+++ b/src/include/lwip/prot/ethernet.h
@@ -38,6 +38,7 @@
 #define LWIP_HDR_PROT_ETHERNET_H
 
 #include "lwip/arch.h"
+#include "lwip/prot/iana.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -106,44 +107,6 @@ PACK_STRUCT_END
 #define SIZEOF_VLAN_HDR 4
 #define VLAN_ID(vlan_hdr) (lwip_htons((vlan_hdr)->prio_vid) & 0xFFF)
 
-/**
- * @ingroup ethernet
- * A list of often ethtypes (although lwIP does not use all of them): */
-enum eth_type {
-  /** Internet protocol v4 */
-  ETHTYPE_IP        = 0x0800U,
-  /** Address resolution protocol */
-  ETHTYPE_ARP       = 0x0806U, 
-  /** Wake on lan */
-  ETHTYPE_WOL       = 0x0842U,
-  /** RARP */
-  ETHTYPE_RARP      = 0x8035U,
-  /** Virtual local area network */
-  ETHTYPE_VLAN      = 0x8100U,
-  /** Internet protocol v6 */
-  ETHTYPE_IPV6      = 0x86DDU,
-  /** PPP Over Ethernet Discovery Stage */
-  ETHTYPE_PPPOEDISC = 0x8863U,
-  /** PPP Over Ethernet Session Stage */
-  ETHTYPE_PPPOE     = 0x8864U,
-  /** Jumbo Frames */
-  ETHTYPE_JUMBO     = 0x8870U,
-  /** Process field network */
-  ETHTYPE_PROFINET  = 0x8892U,
-  /** Ethernet for control automation technology */
-  ETHTYPE_ETHERCAT  = 0x88A4U,
-  /** Link layer discovery protocol */
-  ETHTYPE_LLDP      = 0x88CCU,
-  /** Serial real-time communication system */
-  ETHTYPE_SERCOS    = 0x88CDU,
-  /** Media redundancy protocol */
-  ETHTYPE_MRP       = 0x88E3U,
-  /** Precision time protocol */
-  ETHTYPE_PTP       = 0x88F7U,
-  /** Q-in-Q, 802.1ad */
-  ETHTYPE_QINQ      = 0x9100U
-};
-
 /** The 24-bit IANA IPv4-multicast OUI is 01-00-5e: */
 #define LL_IP4_MULTICAST_ADDR_0 0x01
 #define LL_IP4_MULTICAST_ADDR_1 0x00
diff --git a/src/include/lwip/prot/iana.h b/src/include/lwip/prot/iana.h
index 6148de1d..b9ca4e05 100644
--- a/src/include/lwip/prot/iana.h
+++ b/src/include/lwip/prot/iana.h
@@ -57,4 +57,43 @@
 #define LWIP_IANA_PORT_MDNS                           5353
 #define LWIP_IANA_PORT_SEQURE_MQTT                    8883
 
+/**
+ * A list of often ethtypes (although lwIP does not use all of them).
+ * https://www.iana.org/assignments/ieee-802-numbers/ieee-802-numbers.xhtml#ieee-802-numbers-1
+ */
+enum eth_type {
+  /** Internet protocol v4 */
+  ETHTYPE_IP        = 0x0800U,
+  /** Address resolution protocol */
+  ETHTYPE_ARP       = 0x0806U, 
+  /** Wake on lan */
+  ETHTYPE_WOL       = 0x0842U,
+  /** RARP */
+  ETHTYPE_RARP      = 0x8035U,
+  /** Virtual local area network */
+  ETHTYPE_VLAN      = 0x8100U,
+  /** Internet protocol v6 */
+  ETHTYPE_IPV6      = 0x86DDU,
+  /** PPP Over Ethernet Discovery Stage */
+  ETHTYPE_PPPOEDISC = 0x8863U,
+  /** PPP Over Ethernet Session Stage */
+  ETHTYPE_PPPOE     = 0x8864U,
+  /** Jumbo Frames */
+  ETHTYPE_JUMBO     = 0x8870U,
+  /** Process field network */
+  ETHTYPE_PROFINET  = 0x8892U,
+  /** Ethernet for control automation technology */
+  ETHTYPE_ETHERCAT  = 0x88A4U,
+  /** Link layer discovery protocol */
+  ETHTYPE_LLDP      = 0x88CCU,
+  /** Serial real-time communication system */
+  ETHTYPE_SERCOS    = 0x88CDU,
+  /** Media redundancy protocol */
+  ETHTYPE_MRP       = 0x88E3U,
+  /** Precision time protocol */
+  ETHTYPE_PTP       = 0x88F7U,
+  /** Q-in-Q, 802.1ad */
+  ETHTYPE_QINQ      = 0x9100U
+};
+
 #endif /* LWIP_HDR_PROT_IANA_H */