diff --git a/src/graph.c b/src/graph.c
index 29e25db1..53152a54 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: graph.c,v 1.1.2.10 2002/03/19 22:48:25 guus Exp $
+    $Id: graph.c,v 1.1.2.11 2002/03/24 16:28:27 guus Exp $
 */
 
 /* We need to generate two trees from the graph:
@@ -44,6 +44,9 @@
    destination address and port of a node if possible.
 */
 
+#include "config.h"
+
+#include <stdio.h>
 #include <syslog.h>
 #include "config.h"
 #include <string.h>
@@ -59,6 +62,7 @@
 #include "node.h"
 #include "edge.h"
 #include "connection.h"
+#include "process.h"
 
 #include "system.h"
 
@@ -152,6 +156,7 @@ void sssp_bfs(void)
   halfconnection_t to_hc, from_hc;
   avl_tree_t *todo_tree;
   int indirect;
+  char *name;
 
   todo_tree = avl_alloc_tree(NULL, NULL);
 
@@ -255,6 +260,9 @@ void sssp_bfs(void)
           if(debug_lvl >= DEBUG_TRAFFIC)
             syslog(LOG_DEBUG, _("Node %s (%s) became reachable"), n->name, n->hostname);
           n->status.reachable = 1;
+	  asprintf(&name, "hosts/%s-up", n->name);
+	  execute_script(name);
+	  free(name);
 	}
       }
       else
@@ -267,6 +275,9 @@ void sssp_bfs(void)
 	  n->status.validkey = 0;
 	  n->status.waitingforkey = 0;
 	  n->sent_seqno = 0;
+	  asprintf(&name, "hosts/%s-down", n->name);
+	  execute_script(name);
+	  free(name);
 	}
       }
     }
diff --git a/src/net.c b/src/net.c
index d6809d5f..0a23c821 100644
--- a/src/net.c
+++ b/src/net.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.c,v 1.35.4.166 2002/03/23 20:13:56 guus Exp $
+    $Id: net.c,v 1.35.4.167 2002/03/24 16:28:27 guus Exp $
 */
 
 #include "config.h"
@@ -298,7 +298,7 @@ cp
       c = (connection_t *)node->data;
 
       if(c->status.remove)
-        return;
+        continue;
 
       if(FD_ISSET(c->socket, f))
         {
@@ -379,9 +379,10 @@ cp
 
       if((r = select(FD_SETSIZE, &fset, NULL, NULL, &tv)) < 0)
         {
-          if(errno != EINTR) /* because of a signal */
+          if(errno != EINTR && errno != EAGAIN)
             {
               syslog(LOG_ERR, _("Error while waiting for input: %s"), strerror(errno));
+	      dump_connections();
               return;
             }
         }