X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fethernet%2Farp.c;h=203f6f7f01a7c331cc4007a106a721b4e17fa435;hb=d018870d1b02109fc8b328446f15312fdd2fcd11;hp=682bc2a2c92bd6facb7073febda12ae46604add2;hpb=d0e812f2d49cf241f80ac020b6e697cd408f216b;p=vpp.git

diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index 682bc2a2c92..203f6f7f01a 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -1163,6 +1163,11 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
 		   clib_host_to_net_u16 (ETHERNET_ARP_OPCODE_request) &&
 		   (dst_is_local0 == 0))
 	    {
+	      /* learn from GARP packet */
+	      if (arp0->ip4_over_ethernet[0].ip4.as_u32 ==
+		  arp0->ip4_over_ethernet[1].ip4.as_u32)
+		error0 = arp_learn (vnm, am, sw_if_index0,
+				    &arp0->ip4_over_ethernet[0]);
 	      goto drop1;
 	    }