X-Git-Url: https://gerrit.fd.io/r/gitweb?p=vpp.git;a=blobdiff_plain;f=src%2Fvnet%2Fipsec-gre%2Finterface.c;h=0772ce73df2512ef04b56c39f10a23d578ea3cd3;hp=fa33684c50d1a9a039f4967d5e4d9d09c2e33508;hb=fe7d4a2;hpb=bca9290056b1ee206a05c13bbb46b1b40a8bd804

diff --git a/src/vnet/ipsec-gre/interface.c b/src/vnet/ipsec-gre/interface.c
index fa33684c50d..0772ce73df2 100644
--- a/src/vnet/ipsec-gre/interface.c
+++ b/src/vnet/ipsec-gre/interface.c
@@ -174,9 +174,12 @@ vnet_ipsec_gre_add_del_tunnel (vnet_ipsec_gre_add_del_tunnel_args_t * a,
 
       hi->min_packet_bytes = 64 + sizeof (gre_header_t) +
 	sizeof (ip4_header_t) + sizeof (esp_header_t) + sizeof (esp_footer_t);
+      hi->per_packet_overhead_bytes =
+	/* preamble */ 8 + /* inter frame gap */ 12;
 
       /* Standard default gre MTU. */
-      vnet_sw_interface_set_mtu (vnm, hi->sw_if_index, 9000);
+      hi->max_l3_packet_bytes[VLIB_RX] = hi->max_l3_packet_bytes[VLIB_TX] =
+	9000;
 
       clib_memcpy (&t->tunnel_src, &a->src, sizeof (t->tunnel_src));
       clib_memcpy (&t->tunnel_dst, &a->dst, sizeof (t->tunnel_dst));