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-rw-r--r--src/vnet/ipip/ipip.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/src/vnet/ipip/ipip.c b/src/vnet/ipip/ipip.c
index 2ac234eb7ca..600f5421125 100644
--- a/src/vnet/ipip/ipip.c
+++ b/src/vnet/ipip/ipip.c
@@ -782,13 +782,11 @@ ipip_add_tunnel (ipip_transport_t transport,
gm->tunnel_index_by_sw_if_index[sw_if_index] = t_idx;
if (t->transport == IPIP_TRANSPORT_IP4)
- {
- hi->min_packet_bytes = 64 + sizeof (ip4_header_t);
- }
+ hi->frame_overhead = sizeof (ip4_header_t);
else
- {
- hi->min_packet_bytes = 64 + sizeof (ip6_header_t);
- }
+ hi->frame_overhead = sizeof (ip6_header_t);
+
+ hi->min_frame_size = hi->frame_overhead + 64;
/* Standard default ipip MTU. */
vnet_sw_interface_set_mtu (vnm, sw_if_index, 9000);