diff --git a/perl-xCAT-2.0/xCAT/GlobalDef.pm b/perl-xCAT-2.0/xCAT/GlobalDef.pm
new file mode 100644
index 000000000..6dcee82b0
--- /dev/null
+++ b/perl-xCAT-2.0/xCAT/GlobalDef.pm
@@ -0,0 +1,30 @@
+#!/usr/bin/env perl
+# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
+package xCAT::GlobalDef;
+
+#--------------------------------------------------------------------------------
+
+=head1    xCAT::GlobalDef
+
+=head2    Package Description
+
+This module contains all the global info for xCAT.
+
+
+=cut
+
+#--------------------------------------------------------------------------------
+
+
+# valid values for nodelist.nodetype column
+$::NODETYPE_OSI="osi"; 
+
+
+
+# valid values for nodelist.status columns or other status 
+$::STATUS_ACTIVE="active";
+$::STATUS_INACTIVE="inactive";
+$::STATUS_UNKNOWN="unknown";
+
+1;
+