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-rw-r--r--src/vnet/gre/interface.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/vnet/gre/interface.c b/src/vnet/gre/interface.c
index 013dde60af9..5b165c858d3 100644
--- a/src/vnet/gre/interface.c
+++ b/src/vnet/gre/interface.c
@@ -348,8 +348,12 @@ vnet_gre_tunnel_add (vnet_gre_add_del_tunnel_args_t * a,
64 + sizeof (gre_header_t) + sizeof (ip6_header_t);
}
+ hi->per_packet_overhead_bytes =
+ /* preamble */ 8 + /* inter frame gap */ 12;
+
/* Standard default gre MTU. */
- vnet_sw_interface_set_mtu (vnm, sw_if_index, 9000);
+ hi->max_l3_packet_bytes[VLIB_RX] = hi->max_l3_packet_bytes[VLIB_TX] = 9000;
+
/*
* source the FIB entry for the tunnel's destination
* and become a child thereof. The tunnel will then get poked