diff --git a/applications/aartfaac/designs/aartfaac_bn_sdo/src/python/aartfaac_12_dst_ports.py b/applications/aartfaac/designs/aartfaac_bn_sdo/src/python/aartfaac_12_dst_ports.py
new file mode 100644
index 0000000000000000000000000000000000000000..ec26e967641323a211210273403d38963a01d6f2
--- /dev/null
+++ b/applications/aartfaac/designs/aartfaac_bn_sdo/src/python/aartfaac_12_dst_ports.py
@@ -0,0 +1,7 @@
+from common import *
+
+for cs_nr, uniboard_nr in zip((range(2,8) + [1,11,13,17,21,32]), range(2, 14)):
+    for node_name, node_index in zip(['BN0', 'BN1'], [4,5]):
+        dst_port = CommonBits(0xd0, 8) & CommonBits(uniboard_nr, 5) & CommonBits(node_index, 3)
+        print 'CS', cs_nr, 'UNB', uniboard_nr, node_name, 'dst port', int(dst_port)
+