diff --git a/src/callbacks.c b/src/callbacks.c
new file mode 100644
index 00000000..b30e30d3
--- /dev/null
+++ b/src/callbacks.c
@@ -0,0 +1,39 @@
+#include "config.h"
+
+#include <stdarg.h>
+
+#include <hooks.h>
+#include <node.h>
+
+#include "callbacks.h"
+#include "process.h"
+
+#include "system.h"
+
+void hook_node_visible(const char *hooktype, va_list ap)
+{
+  char *name;
+  node_t *n;
+
+  n = va_arg(ap, node_t*);
+  asprintf(&name, "hosts/%s-down", n->name);
+  execute_script(name);
+  free(name);
+}
+
+void hook_node_invisible(const char *hooktype, va_list ap)
+{
+  char *name;
+  node_t *n;
+
+  n = va_arg(ap, node_t*);
+  asprintf(&name, "hosts/%s-up", n->name);
+  execute_script(name);
+  free(name);
+}
+
+void init_callbacks(void)
+{
+  add_hook("node-visible", hook_node_visible);
+  add_hook("node-invisible", hook_node_invisible);
+}
diff --git a/src/callbacks.h b/src/callbacks.h
new file mode 100644
index 00000000..91d6321d
--- /dev/null
+++ b/src/callbacks.h
@@ -0,0 +1,7 @@
+
+#ifndef __TINC_CALLBACKS_H__
+#define __TINC_CALLBACKS_H__
+
+extern void init_callbacks(void);
+
+#endif /* __TINC_CALLBACKS_H__ */