diff --git a/lib/command.h b/lib/command.h
index 214b1d5..d8029fb 100644
--- a/lib/command.h
+++ b/lib/command.h
@@ -109,6 +109,7 @@
   FORWARDING_NODE,		/* IP forwarding node. */
   PROTOCOL_NODE,                /* protocol filtering node */
   VTY_NODE,			/* Vty node. */
+  LINK_PARAMS_NODE,		/* Link-parameters node */
 };
 
 /* Node which has some commands and prompt string and configuration
@@ -509,6 +510,10 @@
 "(neighbor|interface|area|lsa|zebra|config|dbex|spf|route|lsdb|redistribute|hook|asbr|prefix|abr)"
 #define ISIS_STR "IS-IS information\n"
 #define AREA_TAG_STR "[area tag]\n"
+#define MPLS_TE_STR "MPLS-TE specific commands\n"
+#define LINK_PARAMS_STR "Configure interface link parameters\n"
+#define OSPF_RI_STR "OSPF Router Information specific commands\n"
+#define PCE_STR "PCE Router Information specific commands\n"
 
 #define CONF_BACKUP_EXT ".sav"