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-rw-r--r--proto/ospf/topology.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/proto/ospf/topology.h b/proto/ospf/topology.h
index f6ba019..16d4c78 100644
--- a/proto/ospf/topology.h
+++ b/proto/ospf/topology.h
@@ -23,6 +23,9 @@ struct top_hash_entry
ip_addr nh; /* Next hop */
ip_addr lb; /* Link back */
struct ospf_iface *nhi; /* Next hop interface */
+#ifdef OSPFv3
+ u32 lb_id; /* Interface ID of link back iface (for bcast or NBMA networks) */
+#endif
u32 dist; /* Distance from the root */
u16 ini_age;
u8 color;