diff --git a/pipelines/fabric/src/main/resources/include/define.p4 b/pipelines/fabric/src/main/resources/include/define.p4
index f7a03c3..8f70fb4 100644
--- a/pipelines/fabric/src/main/resources/include/define.p4
+++ b/pipelines/fabric/src/main/resources/include/define.p4
@@ -106,10 +106,15 @@
 const bit<16> ETHERTYPE_QINQ_NON_STD = 0x9100;
 const bit<16> ETHERTYPE_VLAN = 0x8100;
 const bit<16> ETHERTYPE_MPLS = 0x8847;
-const bit<16> ETHERTYPE_MPLS_MULTICAST =0x8848;
+const bit<16> ETHERTYPE_MPLS_MULTICAST = 0x8848;
 const bit<16> ETHERTYPE_IPV4 = 0x0800;
 const bit<16> ETHERTYPE_IPV6 = 0x86dd;
 const bit<16> ETHERTYPE_ARP  = 0x0806;
+const bit<16> ETHERTYPE_PPPOED = 0x8863;
+const bit<16> ETHERTYPE_PPPOES = 0x8864;
+
+const bit<16> PPPOE_PROTOCOL_IP4 = 0x0021;
+const bit<16> PPPOE_PROTOCOL_IP6 = 0x0057;
 
 const bit<8> PROTO_ICMP = 1;
 const bit<8> PROTO_TCP = 6;