diff --git a/boards/uniboard2c/designs/unb2c_test/revisions/unb2c_test_1GbE_I/tb_unb2c_test_1GbE_I.vhd b/boards/uniboard2c/designs/unb2c_test/revisions/unb2c_test_1GbE_I/tb_unb2c_test_1GbE_I.vhd
index 8a127870786799d727d7ebc591f87e73b589c37a..e52aeb73eb0c180c7d82008a2dafc6454a9b60b8 100644
--- a/boards/uniboard2c/designs/unb2c_test/revisions/unb2c_test_1GbE_I/tb_unb2c_test_1GbE_I.vhd
+++ b/boards/uniboard2c/designs/unb2c_test/revisions/unb2c_test_1GbE_I/tb_unb2c_test_1GbE_I.vhd
@@ -32,6 +32,11 @@
 -- On command line do:
 -- > python $UPE_GEAR/peripherals/util_system_info.py --gn 0 -n 0 -v 5 --sim
 -- > python $UPE_GEAR/peripherals/pi_diag_block_gen_reg.py --gn 0 -s ETH_0 --reg gapsize=199999000
+--
+-- To run BG eth_tester in simuation do:
+-- > run -a (or run 1 ms)
+-- > tc_unb2_test_eth_sim_start.sh
+-- > tc_unb2_test_eth_sim_stop.sh
 
 LIBRARY IEEE;
 USE IEEE.std_logic_1164.ALL;