+ /**
+ * The prefix/address is a multicast prefix.
+ * this aplies only to MPLS. IP multicast is handled by mfib
+ */
+ FIB_ENTRY_ATTRIBUTE_MULTICAST,
+ /**
+ * The prefix/address exempted from loose uRPF check
+ * To be used with caution
+ */
+ FIB_ENTRY_ATTRIBUTE_URPF_EXEMPT,
+ /**
+ * The prefix/address exempted from attached export
+ */
+ FIB_ENTRY_ATTRIBUTE_NO_ATTACHED_EXPORT,
+ /**
+ * This FIB entry imposes its source information on all prefixes
+ * that is covers
+ */
+ FIB_ENTRY_ATTRIBUTE_COVERED_INHERIT,
+ /**
+ * The interpose attribute.
+ * place the forwarding provided by the source infront of the forwarding
+ * provided by the best source, or failing that, by the cover.
+ */
+ FIB_ENTRY_ATTRIBUTE_INTERPOSE,