diff --git a/doc/plan.org b/doc/plan.org
index 64a3cfa..31ec8d1 100644
--- a/doc/plan.org
+++ b/doc/plan.org
@@ -4167,6 +4167,20 @@ After reprogram AND reboot:
 
 10:00.0 Memory controller: Xilinx Corporation Device 7028
 
+*** 2019-06-12: try broadcasting
+#+BEGIN_CENTER
+[SW] CAM_EnableDevice() - done
+[2274090]  INFO: finished packet stimulus file
+[2735572] ERROR: tuple mismatch for packet 1
+expected < tuple_out_digest_data, tuple_out_sume_metadata > = < 0000000000000000000000000000000000000000000000000000000000000000 00000000000000000000000001040000 >
+actual   < tuple_out_digest_data, tuple_out_sume_metadata > = < 0000000000000000000000000000000000000000000000000000000000000000 00000000000000000000000055040000 >
+$finish called at time : 2735572 ps : File "/home/nico/master-thesis/netpfga/minip4/nf_sume_sdnet_ip/SimpleSumeSwitch/Testbench/Check.v" Line 120
+exit
+
+#+END_CENTER
+
+-> mismatch when using expPkt on all ports
+-> trying to use bcast fails due to programming errors
 
 ** References / Follow up
 *** RFC 791 IPv4 https://tools.ietf.org/html/rfc791
diff --git a/netpfga/minip4/testdata/gen_testdata.py b/netpfga/minip4/testdata/gen_testdata.py
index 67b360d..d18e62b 100755
--- a/netpfga/minip4/testdata/gen_testdata.py
+++ b/netpfga/minip4/testdata/gen_testdata.py
@@ -26,11 +26,12 @@ nf_expected[2] = []
 nf_expected[3] = []
 
 nf_port_map = {
-    "nf0":0b00000001,
-    "nf1":0b00000100,
-    "nf2":0b00010000,
-    "nf3":0b01000000,
-    "dma0":0b00000010
+    "nf0":  0b00000001,
+    "nf1":  0b00000100,
+    "nf2":  0b00010000,
+    "nf3":  0b01000000,
+    "dma0": 0b00000010,
+    "bcast":0b01010101
 }
 
 nf_id_map = {