diff --git a/toa.py b/toa.py
index 5f1dde6..c44d6a9 100644
--- a/toa.py
+++ b/toa.py
@@ -6,6 +6,7 @@ import socket
 import struct
 import argparse
 
+#Why is "set_toa_tcp_bs"? bs = beichen & skay
 bpf_function_name = 'set_toa_tcp_bs'