1 files changed, 3 insertions, 0 deletions
diff --git a/proto/rip/rip.c b/proto/rip/rip.c
index 4b3de2e..920af3a 100644
--- a/proto/rip/rip.c
+++ b/proto/rip/rip.c
@@ -841,6 +841,9 @@ rip_import_control(struct proto *p, struct rte **rt, struct ea_list **attrs, str
   if ((*rt)->attrs->proto == p)	/* My own must not be touched */
     return 1;
 
+  if ((*rt)->attrs->cast != RTC_UNICAST)
+    return -1;
+
   if ((*rt)->attrs->source != RTS_RIP) {
     struct ea_list *new = rip_gen_attrs(pool, 1, 0);
     new->next = *attrs;