Update epr.py
diff --git a/accton/epr.py b/accton/epr.py
index 0a287a2..9a7b915 100755
--- a/accton/epr.py
+++ b/accton/epr.py
@@ -80,10 +80,10 @@
         #send packet and verify packet

         parsed_pkt = simple_tcp_packet()

         self.dataplane.send(port1, str(parsed_pkt))

-        verify_packet(self, str(parsed_pkt), port2)

+        verify_no_packet(self, str(parsed_pkt), port2)

         self.dataplane.send(port2, str(parsed_pkt))

         verify_no_packet(self, str(parsed_pkt), port1)

         

         

         

-            
\ No newline at end of file
+